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富士龙 GFX系列 1.4倍 望远增倍镜
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由于镜头和望远增倍镜都具备优异品质,因此在安装望远增倍镜后,MTF曲线几乎没有变化。
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GFX系列 1.4倍 望远增倍镜
GF1.4X TC WR是适用于G卡口镜头的1.4倍望远增倍镜。 在 GF250MF4 R LM OIS WR镜头上安装望远增倍镜后,可以实现350mm焦距(大约相当于35mm格式的277mm)望远焦段,而且图像质量依然出色。 较大光圈减小一个F值。 由于镜头和望远增倍镜都具备优异品质,因此在安装望远增倍镜后,MTF曲线几乎没有变化。
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MTF Chart of GF1.4X TC WR with GF250mmF4 R LM OIS WR
Vertical axis : Contrast
Horizontal axis : Distance from the center of the image
S : Sagittal
M : Meridional
Spatial frequency 10 lines/mm
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Spatial frequency 20 lines/mm
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Spatial frequency 40 lines/mm
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Specifications
Type | FUJINON TELECONVERTER GF1.4X TC WR |
Lens configuration | 7 elements 3 groups |
Focal length | 1.4x that of original lens |
Max. aperture | 1 additional stop |
Min. aperture | 1 additional stop |
Focus range | Approx. same as that of original lens |
Max. magnification | 1.4x that of original lens |
External dimensions : Diameter x Length*1 (approx.) | φ82mm x 26.7mm |
Weight*2 (approx.) | 400g |
Accessories included | Lens cap |
Lens rear cap RLCP-002 | |
Lens pouch |
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