Glsun Optics

20+ Years of Expertise in Optical Switches, Isolators, and Chips Manufacturing!

As a patented, third-party ROHS tested, ISO 9001 and ISO 14001 certified manufacturer with a factory area of 40,000+m², GLSUN focuses on Datacom, Telecom, RFoG, Medical Field and Petroleum Exploration, etc. With a wide product portfolio and strong production capabilities, our products include various optical switches (PM, relays, MEMS, magnets, mini), free space isolators, VOA, splitters, WDM, CWDM, DWDM, micro circulators and optical line protection (OLP), optical bypass protection (OBP) equipment, customized Active & Passive equipment design, etc.