Metabones speedbooster n/f mft ultra 0,71

Descrizione

Nikon G to Micro Four Thirds Speed Booster ULTRA 0.71x Vendo Metabones speedbooster per convertire attacco lente Nikon in micro4/3 Come nuovo , nessun segno di usura . Non ho la scatola in carone ma ho la sua custodia originale in plastica . Industry's best aperture ring covers a 8-stop range, clearly indicating actual number of f-stops. No more guesswork! (Patent granted). Compatible to 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. Patented 5-element/4-group optical design incorporating ultra-high index tanatalum-based optical glass by Caldwell Photographic in the USA The tripod foot is detachable and compatible with Arca Swiss, Markins, Photo Clam ball heads. Remark: This mount is manual aperture control. It does NOT support electronic aperture control.