Simplex and duplex cable assemblies are available in all common connector styles. Corning offers the most complete line of connectors and factory-terminated cables, from single-fiber cords to high-fiber-count cable assemblies. All assemblies are 100% tested and certified to Telcordia GR-326-CORE Issue 4 specifications. Cable bends can create high loss in. Fiber Optic Cable Assemblies Duplex, LC unib. 1mm, yellow, SM/A2, OFNR A tariff of 8% may be applied if shipping to the United States. To configure assemblies that meet your specific needs, check out our cable assembly configurators today! Configure Now! Our broad portfolio contains a.