Lens mounts

Lens mounts

Pentax K mount
Konica AR mount
Mamiya Z mount
Zeiss Contaflex 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

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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.