developed

Night_vision_device_FILIN_A_rare_observation_monocular_Developed_in_the_USSR_01_gcyo

Night vision device FILIN. A rare observation monocular. Developed in the USSR

Night vision device “FILIN” with an electro-optical brightness amplifier is designed to observe objects in low light conditions. The visibility range is determined by the size of the observation object, its contrast to the background, weather conditions, and the level of illumination. The Filin (Owl) device operates at a temperature of -10 + 40 degrees.… Read more Night vision device FILIN. A rare observation monocular. Developed in the USSR