IntroductionFiber optic patch cord is made by exact equipment and multi-operation have been performed on it. Possess low insertion loss and return loss, has good repeatability and stability. It is wide application in optical fiber device and various optical fiber communication system.Application1. Optical fiber communication system,2. Optical fiber data transmission3. Optical fiber device4. LAN and optical fiber sensor5. Optical fiber CATVFeature1. Low insertion loss and high return loss2. Repeatability is good3. Exchange is good4. The temperature stability is good