Tripp Lite's 3-meter, single mode duplex fiber optic LC to SC/APC patch cable is manufactured from 8.3/125 zipcord fiber. The cable has SC Angle Physical Polish connectors on one end, LC connectors on the other, a PVC jacket, and is FDDI and OFNR rated. Duplex single mode fiber is most commonly used in LAN applications. The Angled connector face prevents light entering the fiber to bounce back into the laser, destabilizing it. Check your fiber transceivers user manual to see if an APC cable is warranted. Tripp Lite warrants this product to be free from defects in materials and workmanship for life. LC to SC/APC (Angle Physical Contact), 3 Meter Fiber Patch cable Manufactured from 8.3/125 duplex (zipcord) fiber PVC jacket Length: 1-meter. Connectors: 2 SC (Green ) and 2 LC connectors on each end Insertion loss testing performed on every connector (0.2db typical) and provided with cable Beveled edge on ends of glass makes insertion of plug a breeze Fiber made from glass (not a polymer) Color coded shrouds identify transmit and receive Fiber optic distributed data interface (FDDI) rated OFNR (riser rated) Tripp Lite warrants this product to be free from defects in materials and workmanship for life Applications Networking equipment that requires single mode fiber optic patch cables as well as Angle Physical Contact (APC) connectors Package Includes 3 Meter (10-ft.) Duplex SMF 8.3/125 Patch Cable, LC to SC/APC