Test & Measurement

Designs 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 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.

Specializes in laser information application fields. Products cover semiconductor lasers, fiber lasers, solid-state lasers and related laser application systems. Offers customized products and production services.

Yelo 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.

Provides measurement solutions for optical surfaces and systems. Custom metrology for measuring surface figure error, precision alignment, and transmitted wavefront error. Products include computer-generated holograms (CGHs) for interferometric measurement of aspheric and freeform surfaces, mechanics, and accessories for enabling CGH measurements.

Manufactures 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.