In most cases, a fiber optic cable will have five primary components: the core, which is responsible for transporting the light signals; the cladding, which surrounds the core with a lower refractive index and contains the light; the coating, which serves to protect the core; the. In most cases, a fiber optic cable will have five primary components: the core, which is responsible for transporting the light signals; the cladding, which surrounds the core with a lower refractive index and contains the light; the coating, which serves to protect the core; the. A fiber optic cable consists of five basic components: the core, the cladding, the coating, the strengthening fibers, and the cable jacket. When searching for a fiber optic cable, we need to pay attention not only to the connectors, such as SC to ST fiber cable, LC to SC fiber patch cable, or SC to. A TOSLINK optical fiber cable with a clear jacket. Figure Cable A represents a quintessential outdoor cable, built to withstand the elements and the rigors of. An optic cable, or fiber optic cable, is a thin strand of glass or plastic that transmits data as pulses of light instead of electrical signals. Such fibers are widely used in fiber-optic communication, where they permit transmission over longer distances and at higher bandwidths (data transfer rates) than. The outside diameter of each fiber optic cable's core determines the cable's size. The three most widely used multimode sizes are 50, 62. This is the thin coating that covers the fiber core, acts as a barrier, and reflects.