Lens mount
M39 mount
4 lenses catalogued for the M39 mount , across 2 makers . 4 have a full write-up.
Lens Focal Aperture Format Article
Leica Elmar 50mm f/3.5 (LTM, collapsible) 50mm f/3.5 35mm Read article Leica Summicron 50mm f/2 (LTM, collapsible) 50mm f/2 35mm Read article Leica Summitar 50mm f/2 (LTM) 50mm f/2 35mm Read article Voigtlander Nokton 50mm f/1.5 Aspherical (LTM) 50mm f/1.5 35mm Read article