Features:
- Industry's best aperture ring covers a 8-stop range with half-stop
markings, clearly indicating actual number of f-stops. No more
guesswork! (Patent pending).
- Compatible with both Nikkor G lens & F lens (include non-AI & AI lens mounts).
- Optics designed by Caldwell Photographic in the USA (patent pending).
- The tripod foot is detachable and compatible with Arca Swiss, Markins, Photo cam ball heads.
Tips: Before mounting your lens to the adaptor, please make sure that
the f-stop of aperture ring on the adaptor is turned to "8" (i.e.
mounting your lens to the adaptor while only the aperture ring in the
adaptor is full closed.).
Remark: This mount is manual aperture control. It does NOT support electronic aperture control.