N°107210 · Family detail
TopconWide·TOPCON mount·1965
Tokyo Kogaku RE. Auto-Topcor 25mm F/3.5
Specifications01
MountTOPCON
Focal length25mm
Max aperturef/3.5
TypeWide · Prime
Release year1965
Weight320 g
Min focus distance0.16 m
Aperture blades6
Optical elements7
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hood82024 - Clamp-on rectangular
TeleconvertersNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeWide-angle prime lens
Field Notes02
Tokyo Kogaku TOPCON-mount 25mm prime lens with a maximum aperture of f/3.5. Likely intended for general-purpose photography and street/landscape use.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.