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Metabones Nikon G to Micro Four Thirds Speed Booster 0.71x Black Lens
Industry's best aperture ring covers a 8-stop range, clearly indicating actual number of f-stops. No more guesswork! (Patent pending) 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 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 Always Enhance and Never Degrade the Performance of the Attached Master Lens Like the ULTRA series for Sony E-mount, the new Speed Booster

Price is $479.00
Price: $479