CSRayzer Optical Technology Co. Ltd. - Wuhan, ChinaOptical devices supplier and manufacturer of acousto-optic modulators, acousto-optic frequency shifter, avalanche photodiodes, fiber coil and ASE source, couplers, isolator, circulator, FRM, WDM, narrow linewidth laser diode, semiconductor optical amplifier, EDFA, used for for fiber laser, sensor systems, and FOG.
Rainbow Research Optics LLC - Centennial, COManufacturer of precision optical components and high-power laser coatings from UV to IR. Stock and custom optics: lenses, beamsplitters, filters, windows, mirrors, wave plates, large wedges, prisms, and many more. In-house custom coatings: AR, high reflection, dichroic, and polarizing. Optics from 4 mm to 16 inches.