As the most popular method for fiber connectivity, the fiber patchcord is widely applied in the field. During the installation, calibration and maintain progress, the patchcord usually will experienced multiple plug in-and-out, therefore, the optical interface might get dirty and scratch and it will reduce the performance level for optical transmission and raise the insertion loss and return loss. If it happened at multiple spots, it will take down all the network.

4Fiber offers a group of portable optical interface cleaning tools