app\common\model\Article {#218
#pk: "id"
#table: "LB_article"
#type: array:1 [
"create_time" => "timestamp"
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data: array:14 [
"id" => 983
"pid" => 8
"title" => "玩转星空和星轨 拍摄技巧及镜头推荐 拍摄星轨 需要注意什么事项 怎么拍出好的星轨"
"click" => 11821
"recommend" => null
"defined" => "作者:佳能,时间:2018年7月3日 21:42:11,关于:"
"content" => """
<p>\r\n
\t很多童鞋都会咨询,怎么才能拍出好看的星轨照片 ,怎么拍星星 夜空 怎么可以更美丽。\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 每年的5月到8月,是星空拍摄的理想季节,在这段时间,银河在上半夜就会升起来,可以让我们有更多的时间进行细致的创作。相对于普通的风光摄影而言,星空摄影的难度以及对器材的要求都要高很多,我们需要相对更好的器材,才能胜任星空拍摄的需求。<br />\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
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\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512395.jpg" />\r\n
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<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">拍摄星空对器材有较高要求</span>\r\n
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<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
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<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span></span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">大光圈的必要性</span></span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;"><br />\r\n
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<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 由于星空拍摄属于微光摄影的领域,所以,我们不仅需要高感画质出色的相机,而且也应该尽量选择光圈比较大的镜头,这样才能保证在较短时间内获得足够的进光量,否则,光圈太小,曝光时间就会变长,星星就会出现拖尾的现象。</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
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\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512402.jpg" />\r\n
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<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">长时间曝光星空会拖尾变成星轨</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 为了防止星空出现拖尾,我们通常需要将快门设定为30秒,使用大光圈并且配合较高的感光度才能把星空正常曝亮。如果光圈不够大,我们设置需要用到ISO 6400甚至ISO 12800,这对于很多相机而言,意味着画质会有明显的下降。而一支拥有F1.4大光圈的广角定焦镜头,则可以换来较低的感光度,进而获得更出色的画质表现。举那个例子,以小佳的星空拍摄经验来看,F4需要ISO 6400,F2.8则需要ISO 3200,那么,F1.4只需要ISO 800就可以了。</span>\r\n
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\t<a href="http://www.canon.com.cn/product/ef24f14lii/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512393.jpg" /></a>\r\n
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<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">小知识:星空摄影500法则</span></span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 在拍摄星空时,为了保证星空不出现拖尾,我们可以借助星空摄影500法则来计算出合适的快门时间。简单的说就是用500除以焦距(全画幅的焦距),即可得到理想的快门时间,比如:</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;">11mm:500/11=45秒</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;">16mm:500/16=31秒</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;">24mm:500/24=21秒</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 可以看出,焦距越广,我们就可以曝光相对更长的时间,也不会出现拖尾的现象。不过,由于目前相机的像素值越来越高,即便快门速度符合500法则,百分百放大观看,依然可以发现星星有轻微的拖尾现象,不妨在此基础上,适当缩短曝光时间。</span>\r\n
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\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512405.jpg" />\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">佳能EF 24mm f/1.4L II USM星空样片</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">光圈F1.4 快门30s 感光度ISO 800</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">超广角的必要性</span></span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 拍摄星空,画面中建议要有地面的元素,也就是前景和星空都要有,否则,一张只有满天星星的照片,会显得比较空旷。所以,我们需要焦距更广的镜头,也就是广角或者超广角镜头,才能同时容纳下天空和地面。</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
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\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512396.jpg" />\r\n
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<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">只有星空的照片会显得比较空旷</span>\r\n
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\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512394.jpg" />\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">星空需要有前景作为呼应</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<a href="http://www.canon.com.cn/product/ef1635f28liii/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512397.jpg" /></a>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<a href="http://www.canon.com.cn/product/efs1018f4556/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512398.jpg" /></a>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 由于拍摄星空通常都是固定在三脚架上慢速曝光,所以,镜头是否有防抖,并不重要,而且如果镜头即便有光学防抖也建议大家不要开启,因为在有稳定支撑的情况下,开启防抖反而会让画质变差。</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<br />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">选择正确的拍摄时机</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 对于星空拍摄而言,选择合适的拍摄时机很重要,这就涉及到拍摄之前需要做功课。通常来讲,农历月初和月末是星空拍摄的首选时机,因为此时段星空不会受到月亮的干扰,会显得更加繁密和明亮。相反,农历的月中,月亮又大又亮,就应了那句古话“月朗星稀”。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512406.jpg" />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 另外,天气状况也是需要我们提前调查清楚,在空气质量好,天空没有云的时候,效果最好。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">选择合适的拍摄地点</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 由于星空的亮度是相对比较微弱的,在夜景照明非常明亮的城市,我们几乎不可能看到银河,所以,远离光污染的城市,去到野外或者山区,我们才可能拍摄到更加绚烂的星空。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512392.jpg" />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">长曝拍摄星轨</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 除了拍摄点状的星空之外,通过长时间曝光的方式拍摄星轨,也是一种常见的拍摄形式。通常,星轨拍摄需要的曝光时间较长,我们需要使用快门线配合B门,曝光几十分钟甚至数个小时,才能得到一张漂亮的星轨照片。</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512401.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">使用EF 11-24mm F4L拍摄的星轨照片</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">光圈F4 快门40分钟 感光度ISO 100</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 由于是长时间曝光,所以相机不需要设置很高的感光度,而且即便使用光圈相对不那么大的镜头,也能获得很好的拍摄效果,画质亦可以得到比较好的保证。以小佳的拍摄经验来看,有个小技巧分享给大家,就是在正式长曝之前,先拍一个3-5分钟的测试样片,看看在当前的设置下,星轨是否曝光正常,如果比较暗淡或者太亮,则先调整参数,再进行正式的长曝拍摄。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<a href="http://www.canon.com.cn/product/ef1124f4l/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512399.jpg" /></a>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<br />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">特殊的表现形式</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 除了使用广角镜头进行拍摄之外,鱼眼镜头在星空拍摄中也拥有广泛的应用,可以获得更广的视角以及夸张的视觉表现力。常用的是佳能EF 8-15mm F4这支鱼眼镜头,在全画幅上,8mm广角端的成像区域为圆形,可以完整覆盖整个天空,效果非常独特。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512408.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">EF 8-15mm f/4L USM 鱼眼镜头星空样片</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512407.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">EF 8-15mm f/4L USM 鱼眼镜头星轨样片</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<a href="http://www.canon.com.cn/product/ef815f4l/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512400.jpg" /></a>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<br />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 最后教大家一个星空拍摄时对焦的小技巧,由于星空亮度较弱,对焦系统可能遇到无法合焦的星空,此时,我们可以使用实时取景配合最高感光度,星星就可以在屏幕上显示出来,然后用十倍放大配合MF手动对焦,来实现精准的对焦。不过切记,对好焦之后,一定要把感光度调整回来,否则会严重过曝。</span>\r\n
</p>
"""
"image" => ""
"keywords" => "什么镜头拍星轨 怎么长曝 连续间隔曝光 如何拍出好看的星轨照片 "
"description" => "这篇文章主要给用户讲解 如何拍出好看的星轨照片 更加美妙的夜景"
"sort" => 0
"status" => 1
"create_time" => think\model\type\DateTime {#224
#data: DateTime @1530625437 {#225
date: 2018-07-03 21:43:57.0 Asia/Shanghai (+08:00)
}
#format: "Y-m-d H:i:s"
}
"update_time" => null
]
origin: array:14 [
"id" => 983
"pid" => 8
"title" => "玩转星空和星轨 拍摄技巧及镜头推荐 拍摄星轨 需要注意什么事项 怎么拍出好的星轨"
"click" => 11821
"recommend" => null
"defined" => "作者:佳能,时间:2018年7月3日 21:42:11,关于:"
"content" => """
<p>\r\n
\t很多童鞋都会咨询,怎么才能拍出好看的星轨照片 ,怎么拍星星 夜空 怎么可以更美丽。\r\n
</p>\r\n
<p>\r\n
\t<span><br />\r\n
</span>\r\n
</p>\r\n
<p>\r\n
\t<span><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 每年的5月到8月,是星空拍摄的理想季节,在这段时间,银河在上半夜就会升起来,可以让我们有更多的时间进行细致的创作。相对于普通的风光摄影而言,星空摄影的难度以及对器材的要求都要高很多,我们需要相对更好的器材,才能胜任星空拍摄的需求。<br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512395.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">拍摄星空对器材有较高要求</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span></span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">大光圈的必要性</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;"><br />\r\n
</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 由于星空拍摄属于微光摄影的领域,所以,我们不仅需要高感画质出色的相机,而且也应该尽量选择光圈比较大的镜头,这样才能保证在较短时间内获得足够的进光量,否则,光圈太小,曝光时间就会变长,星星就会出现拖尾的现象。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512402.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">长时间曝光星空会拖尾变成星轨</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 为了防止星空出现拖尾,我们通常需要将快门设定为30秒,使用大光圈并且配合较高的感光度才能把星空正常曝亮。如果光圈不够大,我们设置需要用到ISO 6400甚至ISO 12800,这对于很多相机而言,意味着画质会有明显的下降。而一支拥有F1.4大光圈的广角定焦镜头,则可以换来较低的感光度,进而获得更出色的画质表现。举那个例子,以小佳的星空拍摄经验来看,F4需要ISO 6400,F2.8则需要ISO 3200,那么,F1.4只需要ISO 800就可以了。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<a href="http://www.canon.com.cn/product/ef24f14lii/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512393.jpg" /></a>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<br />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">小知识:星空摄影500法则</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 在拍摄星空时,为了保证星空不出现拖尾,我们可以借助星空摄影500法则来计算出合适的快门时间。简单的说就是用500除以焦距(全画幅的焦距),即可得到理想的快门时间,比如:</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;">11mm:500/11=45秒</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;">16mm:500/16=31秒</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;">24mm:500/24=21秒</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 可以看出,焦距越广,我们就可以曝光相对更长的时间,也不会出现拖尾的现象。不过,由于目前相机的像素值越来越高,即便快门速度符合500法则,百分百放大观看,依然可以发现星星有轻微的拖尾现象,不妨在此基础上,适当缩短曝光时间。</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<br />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512405.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">佳能EF 24mm f/1.4L II USM星空样片</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">光圈F1.4 快门30s 感光度ISO 800</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">超广角的必要性</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 拍摄星空,画面中建议要有地面的元素,也就是前景和星空都要有,否则,一张只有满天星星的照片,会显得比较空旷。所以,我们需要焦距更广的镜头,也就是广角或者超广角镜头,才能同时容纳下天空和地面。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512396.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">只有星空的照片会显得比较空旷</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
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<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512394.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">星空需要有前景作为呼应</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<a href="http://www.canon.com.cn/product/ef1635f28liii/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512397.jpg" /></a>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<a href="http://www.canon.com.cn/product/efs1018f4556/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512398.jpg" /></a>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 由于拍摄星空通常都是固定在三脚架上慢速曝光,所以,镜头是否有防抖,并不重要,而且如果镜头即便有光学防抖也建议大家不要开启,因为在有稳定支撑的情况下,开启防抖反而会让画质变差。</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<br />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">选择正确的拍摄时机</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 对于星空拍摄而言,选择合适的拍摄时机很重要,这就涉及到拍摄之前需要做功课。通常来讲,农历月初和月末是星空拍摄的首选时机,因为此时段星空不会受到月亮的干扰,会显得更加繁密和明亮。相反,农历的月中,月亮又大又亮,就应了那句古话“月朗星稀”。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512406.jpg" />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 另外,天气状况也是需要我们提前调查清楚,在空气质量好,天空没有云的时候,效果最好。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">选择合适的拍摄地点</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 由于星空的亮度是相对比较微弱的,在夜景照明非常明亮的城市,我们几乎不可能看到银河,所以,远离光污染的城市,去到野外或者山区,我们才可能拍摄到更加绚烂的星空。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512392.jpg" />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">长曝拍摄星轨</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 除了拍摄点状的星空之外,通过长时间曝光的方式拍摄星轨,也是一种常见的拍摄形式。通常,星轨拍摄需要的曝光时间较长,我们需要使用快门线配合B门,曝光几十分钟甚至数个小时,才能得到一张漂亮的星轨照片。</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512401.jpg" />\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">使用EF 11-24mm F4L拍摄的星轨照片</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">光圈F4 快门40分钟 感光度ISO 100</span>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 由于是长时间曝光,所以相机不需要设置很高的感光度,而且即便使用光圈相对不那么大的镜头,也能获得很好的拍摄效果,画质亦可以得到比较好的保证。以小佳的拍摄经验来看,有个小技巧分享给大家,就是在正式长曝之前,先拍一个3-5分钟的测试样片,看看在当前的设置下,星轨是否曝光正常,如果比较暗淡或者太亮,则先调整参数,再进行正式的长曝拍摄。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:center;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<a href="http://www.canon.com.cn/product/ef1124f4l/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512399.jpg" /></a>\r\n
</p>\r\n
<p style="color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<br />\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:24px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">·<span class="Apple-converted-space"> </span><span class="a a3" style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:bold;vertical-align:baseline;">特殊的表现形式</span></span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 除了使用广角镜头进行拍摄之外,鱼眼镜头在星空拍摄中也拥有广泛的应用,可以获得更广的视角以及夸张的视觉表现力。常用的是佳能EF 8-15mm F4这支鱼眼镜头,在全画幅上,8mm广角端的成像区域为圆形,可以完整覆盖整个天空,效果非常独特。</span>\r\n
</p>\r\n
<p style="text-align:left;color:#000000;text-indent:0px;font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;font-size:medium;font-style:normal;font-weight:normal;vertical-align:baseline;">\r\n
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\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512408.jpg" />\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">EF 8-15mm f/4L USM 鱼眼镜头星空样片</span>\r\n
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\t<img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512407.jpg" />\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:14px;font-style:inherit;font-weight:inherit;vertical-align:baseline;">EF 8-15mm f/4L USM 鱼眼镜头星轨样片</span>\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"><br />\r\n
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\t<a href="http://www.canon.com.cn/product/ef815f4l/" target="_blank"><img style="border:0px currentColor;" src="https://club.canon.com.cn/resource/material/photograph_article/1003484775274512388/material/1003484775274512400.jpg" /></a>\r\n
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\t<br />\r\n
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\t<span style="line-height:inherit;font-family:微软雅黑, "Microsoft YaHei";font-size:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;"> 最后教大家一个星空拍摄时对焦的小技巧,由于星空亮度较弱,对焦系统可能遇到无法合焦的星空,此时,我们可以使用实时取景配合最高感光度,星星就可以在屏幕上显示出来,然后用十倍放大配合MF手动对焦,来实现精准的对焦。不过切记,对好焦之后,一定要把感光度调整回来,否则会严重过曝。</span>\r\n
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玩转星空和星轨 拍摄技巧及镜头推荐 拍摄星轨 需要注意什么事项 怎么拍出好的星轨
玩转星空和星轨 拍摄技巧及镜头推荐 拍摄星轨 需要注意什么事项 怎么拍出好的星轨
更新时间2018/07/03 21:43:57
点击数11821
作者:佳能,时间:2018年7月3日 21:42:11,关于:
很多童鞋都会咨询,怎么才能拍出好看的星轨照片 ,怎么拍星星 夜空 怎么可以更美丽。
每年的5月到8月,是星空拍摄的理想季节,在这段时间,银河在上半夜就会升起来,可以让我们有更多的时间进行细致的创作。相对于普通的风光摄影而言,星空摄影的难度以及对器材的要求都要高很多,我们需要相对更好的器材,才能胜任星空拍摄的需求。
拍摄星空对器材有较高要求
· 大光圈的必要性
由于星空拍摄属于微光摄影的领域,所以,我们不仅需要高感画质出色的相机,而且也应该尽量选择光圈比较大的镜头,这样才能保证在较短时间内获得足够的进光量,否则,光圈太小,曝光时间就会变长,星星就会出现拖尾的现象。
长时间曝光星空会拖尾变成星轨
为了防止星空出现拖尾,我们通常需要将快门设定为30秒,使用大光圈并且配合较高的感光度才能把星空正常曝亮。如果光圈不够大,我们设置需要用到ISO 6400甚至ISO 12800,这对于很多相机而言,意味着画质会有明显的下降。而一支拥有F1.4大光圈的广角定焦镜头,则可以换来较低的感光度,进而获得更出色的画质表现。举那个例子,以小佳的星空拍摄经验来看,F4需要ISO 6400,F2.8则需要ISO 3200,那么,F1.4只需要ISO 800就可以了。
· 小知识:星空摄影500法则
在拍摄星空时,为了保证星空不出现拖尾,我们可以借助星空摄影500法则来计算出合适的快门时间。简单的说就是用500除以焦距(全画幅的焦距),即可得到理想的快门时间,比如:
11mm:500/11=45秒
16mm:500/16=31秒
24mm:500/24=21秒
可以看出,焦距越广,我们就可以曝光相对更长的时间,也不会出现拖尾的现象。不过,由于目前相机的像素值越来越高,即便快门速度符合500法则,百分百放大观看,依然可以发现星星有轻微的拖尾现象,不妨在此基础上,适当缩短曝光时间。
佳能EF 24mm f/1.4L II USM星空样片
光圈F1.4 快门30s 感光度ISO 800
· 超广角的必要性
拍摄星空,画面中建议要有地面的元素,也就是前景和星空都要有,否则,一张只有满天星星的照片,会显得比较空旷。所以,我们需要焦距更广的镜头,也就是广角或者超广角镜头,才能同时容纳下天空和地面。
只有星空的照片会显得比较空旷
星空需要有前景作为呼应
由于拍摄星空通常都是固定在三脚架上慢速曝光,所以,镜头是否有防抖,并不重要,而且如果镜头即便有光学防抖也建议大家不要开启,因为在有稳定支撑的情况下,开启防抖反而会让画质变差。
· 选择正确的拍摄时机
对于星空拍摄而言,选择合适的拍摄时机很重要,这就涉及到拍摄之前需要做功课。通常来讲,农历月初和月末是星空拍摄的首选时机,因为此时段星空不会受到月亮的干扰,会显得更加繁密和明亮。相反,农历的月中,月亮又大又亮,就应了那句古话“月朗星稀”。
另外,天气状况也是需要我们提前调查清楚,在空气质量好,天空没有云的时候,效果最好。
· 选择合适的拍摄地点
由于星空的亮度是相对比较微弱的,在夜景照明非常明亮的城市,我们几乎不可能看到银河,所以,远离光污染的城市,去到野外或者山区,我们才可能拍摄到更加绚烂的星空。
· 长曝拍摄星轨
除了拍摄点状的星空之外,通过长时间曝光的方式拍摄星轨,也是一种常见的拍摄形式。通常,星轨拍摄需要的曝光时间较长,我们需要使用快门线配合B门,曝光几十分钟甚至数个小时,才能得到一张漂亮的星轨照片。
使用EF 11-24mm F4L拍摄的星轨照片
光圈F4 快门40分钟 感光度ISO 100
由于是长时间曝光,所以相机不需要设置很高的感光度,而且即便使用光圈相对不那么大的镜头,也能获得很好的拍摄效果,画质亦可以得到比较好的保证。以小佳的拍摄经验来看,有个小技巧分享给大家,就是在正式长曝之前,先拍一个3-5分钟的测试样片,看看在当前的设置下,星轨是否曝光正常,如果比较暗淡或者太亮,则先调整参数,再进行正式的长曝拍摄。
· 特殊的表现形式
除了使用广角镜头进行拍摄之外,鱼眼镜头在星空拍摄中也拥有广泛的应用,可以获得更广的视角以及夸张的视觉表现力。常用的是佳能EF 8-15mm F4这支鱼眼镜头,在全画幅上,8mm广角端的成像区域为圆形,可以完整覆盖整个天空,效果非常独特。
EF 8-15mm f/4L USM 鱼眼镜头星空样片
EF 8-15mm f/4L USM 鱼眼镜头星轨样片
最后教大家一个星空拍摄时对焦的小技巧,由于星空亮度较弱,对焦系统可能遇到无法合焦的星空,此时,我们可以使用实时取景配合最高感光度,星星就可以在屏幕上显示出来,然后用十倍放大配合MF手动对焦,来实现精准的对焦。不过切记,对好焦之后,一定要把感光度调整回来,否则会严重过曝。
基本
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