N°92462 · Family detail
Cosinon-SPortrait·PENTAX K mount
Cosinon-S 50mm F/1.8
Specifications01
MountPENTAX K
Focal length50mm
Max aperturef/1.8
TypePortrait · Prime
Field Notes02
Cosinon-S is a 50mm prime lens for the Pentax K mount, with a maximum aperture of f/1.8 for low-light and shallow depth-of-field use.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.