TRISTAN

Photodiode modules, sensor modules, carbon dioxide gas detectors, oxygen gas detectors, nitrous oxide gas detectors, monochromators, spectrometers, processor modules, surge voltage protector modules, impulse generators, line cameras, solar simulators, current and voltage transformers, display elements for switch and control instruments, namely, LCD displays, touch sensitive displays, LED displays, and monitor displays

Heating control instruments, namely, pressure gauges and thermostats, arc lamp systems comprised of arc lamps, modulators, starters, housings and regulated power supplies, arc lamp starters, arc lamp modulators, arc lamp housings, and arc lamp regulated power supplies