What is Indoor Optical Cable Indoor optical cables are optical cables laid in buildings and are mainly used for communication equipment, computers, switches and end-user devices in buildings to transmit information. What is Indoor Optical Cable Introduction Indoor optical cables are classified according to the use environment of optical cables, as opposed to outdoor optical cables.Indoor optical cable is a cable formed by optical fiber (optical transmission carrier) through a certain process. It is mainly composed of optical fiber (glass filament as thin as hair), plastic protective sleeve and plastic outer skin. There is no metal such as gold, silver,...