Opto-mechanical and optronic assemblies, modules and instruments for observing and measuring distances, angles and positions, their software; binoculars, telescopes, laser distance meters, geodimeters for military purposes, goniometers, aiming circles, firing guidance devices, observation instruments, geodimeters, directional compasses, navigation aids for vehicles and people, direction indicators, night vision instruments, residual light amplifiers, night-vision goggles, night-vision binoculars, telescopes, periscopes, instruments for imaging by thermal radiation; directional gyroscope
Electrical and Scientific Apparatus