Fotodiox Pro Lens Mount Double Adapter, Mamiya RB67/RZ67 Mount and Canon EOS (EF / EF-S) D/SLR Lenses to Micro Four Thirds (MFT, M4/3) Mount Mirrorless Camera Body with Built-In Focus Control Dial Lens Mount_Konica AR the lens aperture will revert

the lens aperture will revert to its default position

977 Pitch) Leica Thread Mount Lenses to Sony E-mount mirrorless cameras

please check the Fotodiox Knowledge Base article

keeping the lens-camera connection secure with every use

Check first to ensure that the lens does not protrude past the adapter mount

Fotodiox Pro Lens Mount Double Adapter, Mamiya RB67/RZ67 Mount and Canon EOS (EF / EF-S) D/SLR Lenses to Micro Four Thirds (MFT, M4/3) Mount Mirrorless Camera Body with Built-In Focus Control Dial Lens Mount_Konica AR the lens aperture will revertFeatures: Mounts Mamiya RB67 RZ67 Mount Lenses to Micro Four Thirds (MFT) mount mirrorless cameras; infinity focus or beyond allowed Integrated focus control dial for adjusting the lens focus 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