Cable is the cable lines of the most common. Is the most widely used in a fiber optic cable. Tight buffer fiber cable in the cable in the center, surrounded by aramid yarn as strength member, to suit the material (PVC / LSZH, etc.) for the sheath. Indoor fiber optic cable with single, dual, multi-core beam tube, ribbon, metal armor and other indoor soft optical cable. The fiber optic cable commonly used in the manufacture pigtail and jumper, etc., for a variety of devices, instruments and equipment, optical connections. Cable OD sizes to accommodate many different sizes and wiring connector requirements of the space environment, suitable for indoor wiring use.