Metabones Minolta MD to Micro Four Thirds Speed Booster ULTRA 0.71x
- Increase maximum aperture by 1 stop.
- Increase MTF.
- Makes lens 0.71x wider.
- Advanced 5-element/4-group optical design incorporating ultra-high index tantalum-based optical glass by Caldwell Photographic in the USA (patent granted).
- The tripod foot is detachable and compatible with Arca Swiss, Markins, Photo Clam ball heads.