N°103587 · Family detail
Topcor-SPortrait·M39 mount
Topcor-S 50mm F/2
Specifications01
MountM39
Focal length50mm
Max aperturef/2
TypePortrait · Prime
Field Notes02
Topcor-S is a 50mm prime lens with a maximum aperture of f/2 for standard photography. It uses an M39 (L39) screw-mount and is typically used for general-purpose shooting and low-light capable work.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.