Optics, Cameras.
photographic equipment equipped with a Leningrad-9 telephoto lens and an Orion-20 wide-angle topographic lens into low Earth orbit. The resolution was: center / edge, lines / mm — 40/20. Aperture limits 10–32. Weight — 8.5 kg. http://www.photohistory.ru/1488295426944928.html Technical drawing from