Fiber optic adapter SC/APC Optic connector is a small device designed to terminate or link the fiber optic cables or fiber optic connectors between two fiber optic lines, fiber optic adapters allow the light sources to be transmitted at most and lower the loss as much as possible. High temperature stability Good Protection with Dust Cap,Simply Connecting Two Fiber,High Precision Ceramic Sleeve Applications:Telecome network, CATV network, Ethernet network, Optic communication Equipment FTTX, FTTH LAN, WAN,Fiber communications, Data communication networks and Processing Industrial.