OM1 LC LC Fiber Patch Cables | Duplex Corning 62. 5/125 Multimode Fiber Optic Assembly. 25mm ceramic ferrule LC connectors with lc duplex clips. 5um multimode fiber (mmf) cable for 1/10Gbps, high speed, low loss, data. FS offers OM1/OM2 multimode fiber patch cables for fast Ethernet, gigabit Ethernet and fiber channel applications. 100% end-face, 3D interferometer, IL&RL tested. It is used to link equipment to patch panels, switches, servers, and other network hardware. Affordable, durable, and high-quality options available!.