Industry's best aperture ring covers a 8-stop range markings, clearly indicating actual number of f-stops.
Compatible with both Nikkor G lens & F lens (include non-AI & AI lens mounts)
All metal structure, with excellent opticals (5 elements/4 groups)
Increase maximum aperture by 1 stop.
Increase MTF.
In common lens adapters, cropping effect occurs in all APS-C digital cameras with 1.5x magnification.
This adapter reduces focal length to 0.71x , to adjust the image size to near 1:1 so that the focal length of the image is close to actual focal length of the lens, e.g. 50mm x 1.5 x 0.71 = 53.25mm.
The tripod foot is detachable and compatible with Arca Swiss, Markins, Photo Clam ball heads.
It can adjust the Aperture Manually
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