When we use the OTDR to test line and found no test jumper, we look around, and casually find a test jumper. The common situation is: two PC interfaces of the jumper are in a bare state without dust protection. Of course, we cannot see whether there is any problem on the jumper face with the eye, so

In recent years, with the increasingly mature optical fiber communication network industry technology and more stable product, more and more programs’ achievement is more flexible and has a high feasibility. Optical network communication in the field of monitoring transmission is more and more used.

Fiber splicing is a very important part of fiber optic communication technology. There are two methods commonly used to splice optic fiber, they are fiber cold splicing and fiber fusing splicing, both of them are effective but used in different applications, this article will explain them in detail