N°92273 · Family detail
PentaxPortrait·PENTAX K mount·1977
Smc Pentax-M 50mm F/1.7
Specifications01
MountPENTAX K
Focal length50mm
Max aperturef/1.7
TypePortrait · Prime
Release year1977
Weight185 g
Filter size49 mm
Min focus distance0.45 m
Max magnification0.1499
Aperture blades6
Optical elements6
Groups5
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodPH-R49 - Screw-type round
PH-S49 - Clamp-on rectangular
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeStandard prime lens
Field Notes02
Pentax K-mount 50mm prime lens with a maximum aperture of f/1.7, suited for general photography and low-light work. Manual-focus, compact normal-length focal length.
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Other Mounts03
No alternate mounts are indexed for this family yet.