Fotodiox Pro Lens Mount Adapter Compatible with Mamiya 645 MF Lenses on Samsung NX Cameras Compatible only with Mamiya 645 manual focus lenses (NOT designed for Mamiya 645AF or PHASE ONE Lenses); Works with Samsung NX Cameras Enhanced craftsmanship and high-tolerance construction for demanding professionals Precise fit and solid connection; lens has no play, gap or wiggling when mounted on adapter and no adjustments required Precision all-metal construction with chrome plated brass mounts for secure and solid fit Limited 2-year Manufacturer Warranty