Industar 50-2 3.5/50mm SLR M42 Russian lens for Pentax

Industar 50-2 3.5/50mm SLR M42 Russian lens for Pentax
Product description

Industar lens history

industar-50-2 russian lens the main camera russian lens types Sharp, Zenith, Crystal, which replaced the Industar-22. 4 lens enlightened anastigmat type "Tessar" in threaded frame with a retractable or nevydvigayuschimsya tube. Equipped with iris. For its time, had a high-resolution with a well corrected chromatic aberration.

Russian lens industar 50-2 - recommended for all types of photography, including color and reproduction. Was also used in the enlarger.

Lens industar 50-2 suitable for Russian cameras with M42 thread: Zenith, practice, etc., and with the help of an adapter can be placed on other cameras, including digital Canon Nikon Sony Pentax Olympus and others. Lens industar 50-2 as suitable for the manufacture of the monocle.

Industar-50-2 lens description

Focal length: 52 mm (52.48 mm);

Relative aperture: 1:3.5;

Diaphragm scale: from 3.5 to 16;

Angle of view(degree): 45 °;

Frame size: 24x36 mm;

Number of elements / groups: 4 / 3;

The amount of diaphragm blades: 7;

Limits the scale of the diaphragms: 1:3,5 - 1:16;

Focusing, m: 1 m;

Filter mount(screw-in): M35.5 x 0.5;

Focusing, m: 0,65m to 20m and infinity;

Resolution (center/edges): 38/22;

Camera mount: m42 + adapter for Pentax

Compatible with

  • Zenit-AM2
  • Pentax K10D
  • Pentax K100D
  • Pentax K110D
  • Pentax *ist DL
  • Pentax *ist DL2
  • and many other cameras with Pentax mount

Industar 50-2 example photos

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