Optical fiber jumper (also known as optical fiber connector) refers to the two ends of the cable are installed with connector plugs, used to realize the active connection of optical path; One end with a plug is called an optical fiber pigtail.

Optical fiber jumpers are used to connect the device to the optical fiber wiring link. With a thick protective layer, generally used in the connection between the optical terminal machine and the terminal box.
Optical fiber jumper is similar to coaxial cable except that there is no mesh shield. At the center is the glass core through which light travels.