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Reprogon-2 100mm f/8 Soviet lens
Reprogon-2 100mm f/8 Soviet lens
Reprogon-2 100mm f/8 Soviet lens

Reprogon-2 100mm f/8 Soviet lens

$ 422.4

Availability: 100 in stock
  • Condition: in a good condition
  • Model: Reprogon-2 Soviet
  • All returns accepted: ReturnsNotAccepted
  • Maximum Aperture: f/8
  • Focal Length: 100mm

    Description

    Reprogon-2
    A series of ten-lens high-resolution orthoscopic wide-angle objectives for use in phototransformers * with a frame format up to 30x30 cm, which, in turn, were used in aerotopography.
    It is believed that they were improved copies of the Zeiss Topogon in the domestic version.
    Lenses do not have an aperture, and the shutter is a red filter
    Redistribution of aperture: 1: 6.3 - 1:32, weight about 4 kg. Photographic resolution in the world of absolute contrast on FT-21L photographic film at a relative aperture of 1: 8 and a magnification of 4x in the center of the field 32 lines / mm, across the field, y = 103 mm: 14 lines / mm. Distortion 0.2mm.
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