N°103631 · Family detail
MamiyaPrime·MAMIYA 645 mount·1981
Mamiya-Sekor C 55mm F/2.8 S
Specifications01
MountMAMIYA 645
Focal length55mm
Max aperturef/2.8
TypePrime
Release year1981
Weight333 g
Filter size58 mm
Min focus distance0.45 m
Aperture blades6
Optical elements8
Groups6
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodScrew-type round
TeleconvertersNot compatible
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeWide-angle prime lens
Field Notes02
Mamiya-Sekor C 55mm prime for the Mamiya 645 medium-format system, with a maximum aperture of f/2.8 for low-light and portrait use. Normal-focal-length lens for general photography.
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Other Mounts03
No alternate mounts are indexed for this family yet.