N°200176 · Family detail
MamiyaPortrait·M42 mount·1966
Auto Mamiya/Sekor 50mm F/2
Specifications01
MountM42
Focal length50mm
Max aperturef/2
TypePortrait · Prime
Release year1966
Weight215 g
Filter size52 mm
Min focus distance0.5 m
Aperture blades6
Optical elements6
Groups4
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodScrew-type round
TeleconvertersNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeStandard prime lens
Field Notes02
50mm prime lens with maximum aperture f/2 for M42 screw mount, intended for general use including portraits. Likely a standard short-normal lens rather than a zoom.
AI-assisted summary — verify against linked sources
Other Mounts03
No alternate mounts are indexed for this family yet.