SPIE - Bellingham, WASPIE is the international society for optics and photonics. SPIE organizes 25 conferences annually including SPIE Photonics West. The SPIE Digital Library houses over 500,000 journal and proceedings papers in technologies such as biomedicine, communications, sensors, defense and security, manufacturing, electronics, energy, and imaging.
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.