N°970710 · Family detail
PERSEOPrime·M39 mount·1947
PERSEO 50mm F/3.5 LSM
Specifications01
MountM39
Focal length50mm
Max aperturef/3.5
TypePrime
Release year1947
Min focus distance1.25 m
Aperture blades10
Optical elements4
Groups3
AutofocusNo
StabilizationNo
Aperture controlDial-set aperture ring
Additional Info02
Lens TypePrime lens
Field Notes02
50mm prime lens with a maximum aperture of f/3.5 for standard photography on an M39-thread mount; likely used for general-purpose and portrait work depending on the image circle. Constructed as a simple fixed-focal lens.
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Other Mounts03
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