12-21-2017, 02:53 PM
(This post was last modified: 12-21-2017, 07:05 PM by Brightcolours.)
Another Yongnuo Canon copy, for Nikon F-mount.
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Lens construction:
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Lens construction Canon EF 40mm f2.8 STM:
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Lens construction:
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Lens construction Canon EF 40mm f2.8 STM: