Fiber Optic Patchcord, Optical Adapter, Optic Attenuator manufacturer / supplier in China, offering 1310nm 1550nm Polarization-Insensitive 1X2 3 Port Fiber Optical Circulator, Filter Wdm 3 Port 1310nm 1490nm 1550nm Fiber Optic Fwdm, 15mm Short Boot Connector/LC-Sc Fiber Optic Short Boot Patchcord and so on.