Lens mounts
Lens mounts
Pentax K mount
Konica AR mount
Mamiya Z mount
Zeiss Contaflex mount
Exakta mount
Topcon mount
Pentax K lens mount
Inner mount diameter 44.5 mm
Outer mount diameter (wings) 48.0 mm
Diaphragm actuator by a wing
Register 45.5 mm
Konica AR lens mount
Inner mount diameter 43.5 mm
Outer mount diameter (wings) 46.0 mm
Diaphragm actuator by a gap between wings
Register 40.5 mm
Mamiya Z mount
Inner mount diameter 45.4 mm
Outer mount diameter (wings) 48.5 mm
Diaphragm actuator by a gap between wings
Register 45.5 mm
Zeiss Contaflex mount
Outer diameter 36.0mm
Inner diameter 31.6mm
Gap between two wings raises and end with a groove.
Exakta bayonet mount
Three wings
Inner dia 35.4mm
Outer dia 38mm
Inside thread
Topcon bayonet mount
