Sichuan Zi Guan Photonics Technology Co.,Ltd (formerly COF Communication Co.,Ltd,founded in 2006). committed to optical communication industry development, as a high-tech company setting research, development, production and sale in a body (national high and new technology company). The main members of the company are all from peer leading companies (JiuZhou, Oplink, HUAWEI). Depending on innovation technology advantages, we keep the development attitude continuously.

ZG has rich process and technology in optical passive devices production, with a professional team of specialists and academicians. Company gets the cooperation with serials famous optics communication companies in North American and optics research institutes in China, keep developing new productions and completing the production process. Depending on international advanced production management mode, domestic reserves of strength and rich market information, ZG has the production ability of all serials in the optical passive devices and keep our own characteristics.

Products of ZG: The optical passive devices: Fiber Optic Coupler, Connector, MEMS Switch Optic Switch, MEMS VOA, CWDM, DWDM, GFF, Isolator, Circular, Dynamic OADM, PM Catena Product, PLC Catena Product, Fiber Laser, Light energy synthesizer, Special Type Fiber, Communication Equipment, Combiner etc.

These above are according to the user customized devices, more suitable for 405~2100nm between devices.

The optical active devices are Semiconductor Laser Unit, Butterfly Laser, Butterfly Laser driver, Butterfly laser temperature control driving TO laser. Todetector, Fiber Amplifier, Benchtop Optical light source, 5kHz ultra narrowband laser, Ultra broadband light source radiation, Spontaneous emission broadband light source, Pump laser, Laser fixture, etc.

All products can meet various requirements of customers, we strictly monitor our ISO9001:2008-certified production processes and inspect every aspect of production, from raw materi