An ingredient in optical fiber cable that provides support, protection and tensile strength. Also referred to as KEVLAR, which is a brand of aramid yarn. The loss of signal strength (optical power ...

Cables also include fibers of Kevlar and/or steel wires for strength and an outer sheath of plastic or Teflon for protection. For glass fibers, there are two "optical windows" where the fiber is ...

Dallas City Council Member Carolyn King-Arnold writes that copper and fiber-optic theft is becoming a real problem. She calls ...