Laser Components USA Inc. - Bedford, NHSupplier of avalanche photodiodes and modules (Si, InGaAs), IR detectors (InGaAs, PbS, PbSe, pyroelectric), photon counting modules, laser diodes and modules (different wavelengths and power), pulsed laser diodes (905 and 1550 nm), laser diode drivers, laser optics, spatial light modulators, polarizers, UV LEDs and glass filters.
MKS Ophir, Light & Measurement - North Logan, UTDevelops, calibrates, and markets a complete line of laser and LED measurement products, including laser power/energy meters, beam profilers measuring femtowatt to hundred-kilowatt lasers, high-performance IR and visible optical elements, IR thermal imaging lenses and zoom lenses for defense and commercial applications.
Teledyne Judson Technologies - Montgomeryville, PADesigns and manufactures IR detectors for the 0.5 to 24 micron range. Products include InGaAs, Ext-InGaAs, InAs, InSb, PC&PV HgCdTe detectors, linear and 2D arrays with a wide range of detector cooling options for defense, security/safety, chemical and biological detection, semiconductor inspection, life science, and spectroscopy markets.