N°207241 · Family detail
MamiyaPrime·MAMIYA RB67 mount·1974
Mamiya-SEKOR C 50mm F/4.5
Specifications01
MountMAMIYA RB67
Focal length50mm
Max aperturef/4.5
TypePrime
Release year1974
Weight780 g
Filter size77 mm
Min focus distance0.279 m
Max magnification0.8772
Optical elements11
Groups8
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hood80mm - Clamp-on square
TeleconvertersNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypePrime lens
Field Notes02
This is a 50mm prime lens for the Mamiya RB67 medium-format system, with a maximum aperture of f/4.5. Suitable for general-purpose and portrait framing on the RB67.
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Other Mounts03
No alternate mounts are indexed for this family yet.