KOC offers high performance and an extensive line of fiber optic patch cords for use in all types of fiber optic networks. The patch cords are manufactured using state-of-the-art controlled manufacturing processes to operate over a wide range of wavelengths, ranging from 850nm~1300nm for Multimode and 1310nm~1550nm for Singlemode fiber. They are terminated with high quality connectors, which provide low insertion loss and high return loss. Each patch cord is individually tested and supplied with test reports.