... as interface device, to achieve fiber connection, storage, and distribution, have a direct connection and cross-connect function. This ... By fusion and distribution module to enable transfer of large capacity and high density boxes, can provide 216cords distribution. (3) ... : 850nm, 1310nm, 1550nm (2) Optical Fiber Connectors: line GB/T12507 "fiber optic connectors activity" requirement (3) Return loss ...