1. 1*3 optical fiber coupler 2. single mode or dual windows ... LAN, access network3, Telecom, optic fiber communication system4, FTTH5, Monitoring system6, Optic fiber sensor7, Testing devices Features:1, Low ... +80 degreeStorage temperature-40degree to +85degreeFiber typeNaked fiber, loose fiber or cableFiber lengthUser-definedPort Configuration1 to 2, 1 ... to 3, 2 to N, User-defined optical fiber coupler