Tomioka Auto Chinon 55mm F/1.2

Specifications01

MountM42

Focal length55mm

Max aperturef/1.2

TypePortrait · Prime

Release year1970

Weight339 g

Filter size55 mm

Min focus distance0.5 m

Aperture blades8

Optical elements7

Groups6

AutofocusNo

StabilizationNo

Aperture controlAperture ring (Manual settings only)

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeStandard prime lens

Field Notes02

55mm prime lens for M42 screw mount, with a maximum aperture of f/1.2 for low-light and shallow depth-of-field use. Suitable for portraits and general photography.

AI-assisted summary — verify against linked sources

Catalog note · source: thelensdb

Sources03

thelensdb.comVisit ↗

lens-db.comVisit ↗

kentfaith.esVisit ↗

allphotolenses.comVisit ↗

Other Mounts03

No alternate mounts are indexed for this family yet.