Mounts Leica R Lenses to Canon Rf Mount CamerasWhether you're shooting digitally or on film, Fotodiox offers the world's largest selection of lens adapters. Mix camera/lens platforms or reinvigorate vintage glass Fotodiox has hundreds of ways to mount lenses onto your Dslr or Slr camera. Our adapters deliver infinity focus, manual aperture control, and a sturdy build for lasting quality.Enhanced craftsmanship for demanding professionalsFotodiox employs Professional Photographers in every aspect of development and design to create products that are built to last. The Pro line of adapters is crafted to withstand the rigors and demands of the professional photographer.Precise fit and solid connection no play, gap or wigglingThe Fotodiox Pro line of adapters is crafted in Fotodiox's factory with excellence in mind. Our adapters are manufactured with precise tolerances, providing a solid, gap free, no wiggle connection for stress free use.