N°96775 · Family detail
TopconTelephoto·TOPCON mount·1960
Tokyo Kogaku R. Topcor 135mm F/3.5
Specifications01
MountTOPCON
Focal length135mm
Max aperturef/3.5
TypeTelephoto · Prime
Release year1960
Weight400 g
Filter size49 mm
Min focus distance1.2 m
Aperture blades12
Optical elements4
AutofocusNo
StabilizationNo
Lens hoodSlip-on (round
Metallic)
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeMedium telephoto prime lens
Field Notes02
Tokyo Kogaku R. Topcor 135mm f/3.5 is a prime telephoto lens for general photography, including portraiture and subject isolation. Manual-focus operation with a moderate fast maximum aperture.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.