N°104375 · Family detail
SMCWide·PENTAX K mount
SMC Pentax-M 20 Мм F/4
Specifications01
MountPENTAX K
Focal length20mm
Max aperturef/4
TypeWide · Prime
Field Notes02
Pentax K-mount 20mm f/4 SMC Pentax-M prime lens. A wide-angle manual-focus lens intended for general wide-angle photography and landscapes.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.