optical fiber is a thin cylindrical fiber that is made of glass or plastic, that is as small as one tenth of a human hair. A standard telecom optical fiber comprises three layers that are counted in the inside as fiber core (diameter 8x10um) and cladding (diameter of 125um) along with buffer coating (diameter 90um).Fiber core and cladding are made from glass or silica. The fiber core and the Cladding...