Cosina Auto Cosinon 50mm F/1.7 [MC]

Specifications01

MountM42

Focal length50mm

Max aperturef/1.7

TypePortrait · Prime

Release year1970

Weight215 g

Filter size49 mm

Min focus distance0.5 m

Aperture blades6

Optical elements6

Groups4

AutofocusNo

StabilizationNo

Aperture controlAperture ring (Manual settings only)

Lens hood51mm - Slip-on round

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeStandard prime lens

Field Notes02

Cosina Auto Cosinon 50mm F/1.7 [MC] is a fixed 50mm prime for M42-mount cameras, suited to portrait and general photography. Its wide f/1.7 maximum aperture supports low-light and shallow depth-of-field effects.

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Catalog note · source: thelensdb

Sources03

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Other Mounts03

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