Single Mode Optical Fiber with 8 µm fiber core size, 2 m long, and stainless steel BX jacketing. Single-mode patch cords transmit efficiently from. Thorlabs offers single mode fiber optic patch cables with a variety of connector options, including FC/PC, FC/APC, and hybrid FC/PC to FC/APC and FC/PC to SMA. F-SA-C-3FCA Fiber Patch Cord, Singlemode, 488/514nm, F-SA-C, 3m, FC/APC Connectors. Whether you require simplex or duplex configurations, our cables are engineered to meet or exceed industry standards, ensuring your network maintains. Designed for data center, enterprise, FTTx, LAN and WAN, CATV network, telecom network applications, etc. requiring quick infrastructure deployment such as main, horizontal, and zone distribution areas.