ZYGO

Optical and electro-optical measuring devices and components thereof, namely, optical gauges, prisms, optical flats, mirrors, beam splitters, optical windows, retroflectors, beam expanders, laser amplifier optics, lasers, laser tubes, laser amplifier slabs, lenses, transmission spheres, transmission flats, reference flats, attenuation filters, mirror mounts, stage positioning systems, optical encoders, diffraction gratings, and optical-mechanical assemblies; interferometers; optical profilers; metrology systems and parts therefor; software for measurement data acquisition and analysis

Engineering design services; Product development; Design and engineering services in the field of metrology and optics; Metrology and optics applications development