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.
Frankfurt Laser Company - Friedrichsdorf, GermanyFrankfurt Laser Company develops, produces, and distributes FP, DFB, and DBR laser diodes, laser diode arrays, VCSELs, and QCLs. Products include free-space, fiber-coupled, mid-IR, and superluminescent laser diode modules. Its products cover 213 nm to 20 micron wavelength and up to 5600 W power range.