This coupler provides a simple and easy way to link together two fiber optic cables with SC connectors. Can be used with duplex or simplex cable assemblies. Supports all Multimode versions ( OM1, OM2, OM3, and OM4 ), as well as Singlemode. More Q&As may be available on the. Corning offer a wide range of RoHS compliant SC couplings for all applications in Primise and FTTX networks. All couplings comply with the corresponding Standards IEC 61754-4 and GR-326 for single-mode and multimode technology. Single-mode coupling for both PC and APC connections are equipped wih. Thorlabs offers a varied selection of single mode (SM), polarization-maintaining (PM), multimode (MM), and double-clad fiber couplers, as well as 1x8 and 1x16 SM PLC splitters; 1x4, 1x8, and 1x16 PM PLC splitters; wideband multimode circulators; RGB combiners; and WDMs. By linking two connectors precisely, fiber optic adapters allow the light sources to be transmitted at most and. Fiber optic couplers are indispensable for stable and high-performance fiber optic transmission. Fiber optic's advantages over copper cabling are well known immunity to EMI and RFI, low attenuation over long distances, high bandwidth capacity, smaller size and lower weight.