Fiber optic cables are a type of networking cable that uses light to transmit data. Unlike traditional copper cables that use electrical signals, fiber optics rely on pulses of light to carry information, making them faster and more efficient over long distances. It offers significantly improved performance in terms of both bandwidth and data carrying than traditional metal conductor alternatives. What is Optical Fibre? Fiber or fibre optic technology is an effective cabled-based communication system. Why are optical fiber cables important? High Bandwidth: Supports faster data. Fiber optic cable powers modern communication across telecom networks, broadband infrastructure, industrial systems, defense platforms, marine environments, ROV operations, and custom engineered applications. It is about transmission distance.