Product picture - FotodioX Vizelex Pro ND Throttle Lens Mount Adapter for Mamiya 645-Mount Lens to Nikon F-Mount Camera FotodioX, Vizelex, Pro, ND, Throttle, Lens, Mount, Adapter, Mamiya, 645-Mount, Lens, to, Nikon, F-Mount, Camera Click the image to close this page