DISC MCB MB_SPNFG-X-BM2
- Industry's best aperture ring covers a 8-stop range with half-stop markings, clearly indicating actual number of f-stops. No more guesswork!
- Compatible with both Nikkor G lens & F lens (include non-AI & AI lens mounts).
- Increase maximum aperture by 1 stop.
- Increase MTF.
- Makes lens 0.71x wider.
- 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.