N°103599 · Family detail
I-61Prime·M39 mount
I-61 52mm F/2.8
Specifications01
MountM39
Focal length52mm
Max aperturef/2.8
TypePrime
Field Notes02
52mm prime lens for the M39 mount with a maximum aperture of f/2.8. Intended for general photography; the fixed focal length is suited to standard and low-light use.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.