Thermometers, radiometric thermometers, infrared thermometers, and indicators, controls, and alarms therefor; intrusion detectors; intrusion alarm systems; infrared sensing heads for thermal and temperature measurements, signal processing and control units for thermal and temperature measurement and power supplies therefor; infrared process imaging systems consisting primarily of thermal imagers, image scanners, LCD screens, thermal analyzers and reporting software, docking station, carrying case, universal power adapter, pouch, wrist strap, rechargeable battery packs and user guide in electronic format; thermal scanners; line scanners; electronic display panels showing radiometric images providing temperature and measurement information; thermal imagers for temperature measurement