AF confirm adapter for Pentax 645 P645 Lens to Nikon F Mount Adapter - D4 D610 D7500 D3200 D800 D810 AF chip cannot be used on EF-S

cannot be used on EF-S series lenses

and meanwhile can achieve functions like AF

Weight: 232g

) to 22mm (max

AF confirm adapter for Pentax 645 P645 Lens to Nikon F Mount Adapter - D4 D610 D7500 D3200 D800 D810 AF chip cannot be used on EF-SThis is the AF confirm chipped lens adapter ring with built in circuit board for Pentax 645 mount lens on your Nikon F mount camera, saving you the expense of a costly and irreversible conversion. Focal length and aperture values are fixed and not programmable. Please be aware on installing AF chip on camera. Please contact us on compatibility of camera model before purchase. Allows focus infinity.