Rangefinders; Battery packs; Infrared cameras; Infrared detectors; Infrared sensors; Integrated circuit modules for use with infrared detectors; Integrated circuits; Monocular frames; Monoculars; Passive infrared detectors; Remote sensors for use in measuring thermal and infrared radiation energy waves; Sensors for the determination of temperatures, positions and distances; Telescopic sights; Temperature indicators; Temperature sensors; Thermal imaging cameras; Thermal imaging systems, not fo...