Industar-22 50 mm f/ 3.5 Lens
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Pictures MTF-charts Optical design
Format: 35mm rangefinder Type: Prime lens Focusing: Manual Focus (MF) Lens mounts: M39 Leica screw-mount (LSM) First year of production: 1948 Optical design: 4 elements in 3 groups, tessar
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Average price: $136 Specifications:
Focal length Max. aperture Min. aperture Blades Min. Focus (m.) Filter Ø (mm.) Weight (gr/oz) Length (mm/in) 50mm f/3.5 f/16 8 1.25 80/2,8 47/1,9 Additional information:
The Industar-22 50 mm f/ 3.5 (Russian: "Индустар") is a standard lens for 35 mm rangefinder cameras with the m39 Leica screw-mount (LSM). This is a rangefinder retractable variant with a single-layer chemical coating and iris aperture.
Angle of View 46 degrees
The actual focal length is 51.39mm
- in the center of the picture: 32 lines / mm
- over the field: 22 lines / mm
- diameter: 47mm
- Length: 45mm
Real focal length: 51.39 mm
Optical scheme: Tessar (4 elements in 3 groups)
Links to online resources: Posted by: morfie Date of publication: 26.03.2011 Photos taken with this lens Industar-22 50 mm f/ 3.5: