N°189794 · Family detail
MamiyaTelephoto·M42 mount
Auto Mamiya/Sekor SX 100mm F/2.8
Specifications01
MountM42
Focal length100mm
Max aperturef/2.8
TypeTelephoto · Prime
Weight275 g
Filter size52 mm
Min focus distance1.2 m
Optical elements5
Groups4
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodScrew-type round
TeleconvertersNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeShort telephoto prime lens
Field Notes02
Mamiya/Sekor SX 100mm f/2.8 lens for the M42 mount. It’s a fixed 100mm telephoto prime intended for portraits and general telephoto use, with a maximum aperture of f/2.8.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.