Buy premium quality LC-LC 10Gb 50/125 LOMMF M/M Duplex Fiber Optic Cable, in various options at the lowest prices (upto 90% off retail). Fast shipping! Lifetime technical support! Multimode Duplex cables are used for duplex communication between devices as it consists of two strands of glass or plastic fiber. It is required for transmitting Ethernet data via fiber optics. These Fiber Optic Patch Cables/Jumpers cables are available in different lengths and can be used to form various connections using LV, SC, and ST connectors on both ends.