OPTOMECHANICAL AND OPTRONIC ASSEMBLIES, MODULES, INSTRUMENTS AND SYSTEMS FOR OBSERVATION AND MEASUREMENT OF DISTANCES, ANGLES AND POSITIONS, NAMELY, INSTRUMENTS FOR MEASURING LENGTH, ANGLE VIEWFINDERS, LASER MEASURING SYSTEMS, OPTICAL LENSE SIGHTS, FILTERS FOR OPTICAL DEVICES AND ASSOCIATED SOFTWARE FOR USE IN THE MEASUREMENT OF DISTANCES; BINOCULARS; TELESCOPES; LASER RANGEFINDERS; MILITARY SURVEY INSTRUMENTS; GONIOMETERS; AIMING CIRCLES FOR USE BY ARTILLERY FOR THE PRECISE MEASUREMENT OF THE AZIMUTH AND ELEVATION ANGLES OF GROUND OR AERIAL TARGETS; MAGNETIC AND TRUE NORTHFINDING GYROSCOPES; FIRE CONTROL EQUIPMENT, NAMELY, SIGHTING, TARGETING, RANGE-FINDING, AND WEAPON FIRE CONTROL SYSTEMS COMPRISED OF OPTICAL AND TELESCOPIC SIGHTS AND LENSES AND COMPUTER HARDWARE AND SOFTWARE FOR ALIGNING AND SYNCHRONIZING WEAPON, TARGETING, AND NAVIGATION SYSTEMS ABOARD MILITARY LAND-, SEA-, AND AIR-BASED WEAPONS PLATFORMS; COMPASSES; NAVIGATIONAL APPARATUS FOR VEHICLES AND PERSONNEL; DIRECTION FINDERS; *NIGHT VISION INSTRUMENTS* IMAGE INTENSIFIER DEVICES, NAMELY, GOGGLES AND OPTICAL, NIGHT VISION, DAYLIGHT, TELESCOPIC, AND ELECTRONIC WEAPON SIGHTS; NIGHT VISION GOGGLES; NIGHT BINOCULARS; NIGHT POCKETSCOPES AND TELESCOPES; PERISCOPES; THERMAL IMAGERS; AND THERMAL CAMERAS