Discovery Semiconductor Inc is the industry leader in manufacturing InGaAs photodetectors and balanced photoreceivers for applications ranging from analog RF links to 10Gb and 40Gb digital communications.

FJW is the world's leading manufacturer of infrared viewers, including the legendary Find-R-Scope.

Gentec-EO is a manufacturer of laser beam measurement technologies.

GPD-Optoelectronic Devices is a manufacturer of power and high-speed germanium transistors and diodes and infrared photodetectors. GPD offers Ge, p-n, p-i-n, APD and InGaAs p-i-n high-speed and large area photodetectors for radiation and telecommunication applications.

Intevac develops imaging technology that combines state-of-the-art III-V semiconductor photocathode technology with silicon-based digital video technology.

IR-Microsystems "Next Generation Gas Detection" products for monitoring, safety and selected process control applications are based on state-of-the-art tunable laser diodes and offer exceptional advantages compared to current technologies.

OSI-Optoelectronics are a global leader in design and manufacture of optoelectronic products for a wide range of industries, including technologies based on silicon photodiodes, silicon avalanche photodiodes, InGaAs and GaAs photodiodes and optical communication devices.

Photonis are the leading supplier of Photomultiplier Tubes (PMTs) , Electron Multipliers , and Micro Channel Plates (MCPs) .

Quantum Composers designs and manufactures pulse generators, signal generators, current and digital delay generators for the R&D, electronic, and photonic marketplace.

Sensors Unlimited, Inc offers a complete line of products for image sensing in the shortwave infrared (SWIR) portion of the light spectrum, manufacturing arrays and cameras that enable users to "see" beyond what the naked eye can detect.

Signal Recovery design and manufacture lock-in amplifiers, signal averagers, amplifiers, light choppers and specialized voltmeters.

SphereOptics designs and manufactures a comprehensive line of standard and custom integrating spheres and components for photometric and radiometric applications.