Fotodiox Pro Lens Mount Adapter - Select Contax G Lens to Canon EOS M (EF-M Mount) Mirrorless Camera Body with Built-In Focus Control Dial Lens Mount_Mamiya RB67/RZ67 Sony Alpha α7

Sony Alpha α7

move the release lever (circled in red) in the direction of the red arrow:

Mounts Exakta

Lens Mount: Exakta

Fotodiox Pro Lens Mount Adapter - Select Contax G Lens to Canon EOS M (EF-M Mount) Mirrorless Camera Body with Built-In Focus Control Dial Lens Mount_Mamiya RB67/RZ67 Sony Alpha α7Features: Mounts Select Contax G SLR Lenses to to Canon EOS M (EF M) mount mirrorless cameras; infinity focus or beyond allowed Enhanced craftsmanship and high tolerance construction for demanding professionals Integrated focus control dial for adjusting the lens focus 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