4D Technology Corporation - Tucson, AZDesigns and manufactures dynamic laser interferometers and optical profilers, and surface defect gauges. Applications include precision machined surfaces, optics, astronomy, aerospace, space-based telescopes, flexible electronics, automotive, and in-line production measurement.
Admesy BV - Ittervoort, NetherlandsAdmesy is a well-known brand for a wide range of user-friendly and robust spectral, light and color measurement devices, suited for both analytical applications and display measurements. Admesy provides innovative solutions for production processes, test and measurement, automated inspection, and analysis.
Yelo Limited - Carrickfergus, United KingdomYelo designs and builds burn-in, life-test and characterization systems for probed devices such as VCSEL arrays, laser arrays, APDs, chip-on carrier devices including photonics integrated circuits (lasers, amplifiers, modulators, photodiodes, thermistors), SOAs, laser arrays, PIN photodiodes, VCSEL TO headers, miniDILs, and butterfly packages.
Sutter Instrument Company - Novato, CAManufactures precision devices for scientific research and industrial OEM. Products include optical beam combiners, high-power LED, xenon light sources, high-speed wavelength switchers and shutters, multi-photon microscopes, translation systems, motorized stages, manipulators, electrophysiology amplifier systems, and micropipette pullers.