infrared detectors, pyroelectric detectors, [ infrared detector arrays, temperature sensors, optical position sensors, ] laser power meters, laser energy meters, laser spectrum analyzers, broadband radiometers, [ boxcar integrators, ] infrared polarizers, [ infrared filters, optical choppers, ] laser diagnostic instruments [ , and laser alignment instruments ]

INFRARED DETECTORS, PYROELECTRIC DETECTORS, INFRARED DETECTOR ARRAYS, TEMPERATURE SENSORS, OPTICAL POSITION SENSORS, LASER POWER METERS, LASER ENERGY METERS, LASER SPECTRUM ANALYZERS, BROADBAND RADIOMETERS, BOXCAR INTEGRATORS, INFRARED POLARIZERS, INFRARED FILTERS, OPTICAL CHOPPERS, LASER DIAGNOSTIC INSTRUMENTS, AND LASER ALIGNMENT INSTRUMENTS

GAS LASERS, PYROELECTRIC DETECTORS, AND PULSE INTEGRATORS