Vizelex ND Throttle Lens Mount Adapter - Mamiya 645 (M645) Mount Lenses to Nikon F Mount SLR Camera Body with Built-In Variable ND Filter (2 to 8 Stops) 1.4x Glass Optic Mounts Bronica GS-1 (PG) Mount

Mounts Bronica GS-1 (PG) Mount SLR Lenses to Micro Four Thirds (MFT) mount mirrorless cameras

however some enterprising individuals have come up with some kludge solutions that may be worth trying: Fotodiox adapter to mount Mamiya E lenses on Sony E cameras by Visual Miscellany

All Sony Alpha NEX E-Mount Camera Bodies

6 oz) Shipping Dimensions 8 x 10 x 1

Lens Mount: Bronica ETR Mount SLR Lens Body Mount: Canon EOS (EF

Vizelex ND Throttle Lens Mount Adapter - Mamiya 645 (M645) Mount Lenses to Nikon F Mount SLR Camera Body with Built-In Variable ND Filter (2 to 8 Stops) 1.4x Glass Optic Mounts Bronica GS-1 (PG) MountFeatures: Mounts Mamiya 645 (M645) Mount Lens lenses to Nikon F Mount SLR Cameras; infinity focus or beyond guaranteed Built in Variable Density Range: ND4 ND256 (2 8 stops) Enhanced craftsmanship and high tolerance construction for demanding professionals Precision all metal construction with chrome plated brass mounts for secure and solid fit 24 Month Fotodiox warranty Take our expertise in lens mount adapters and add something unexpected: a built