An optical fiber (or fibre) is a glass or plastic fiber that carries light along its length. Fiber optics is the overlap of applied science and engineering concerned with the ...
http://en.wikipedia.org/wiki/Optical_fiber

Fiber-optic communication is a method of transmitting information from one place to another by sending pulses of light through an optical fiber.
http://en.wikipedia.org/wiki/Fiber-optic_communication

Fiber-optic lines have revolutionized long-distance phone calls, cable TV and the Internet. It enables the long-distance transmission of data in light signals. Find out all about ...
http://www.howstuffworks.com/fiber-optic.htm

OVER VIEW OF FIBER OPTIC CABLE ... BRIEF OVER VIEW OF FIBER OPTIC CABLE ADVANTAGES OVER COPPER: ? SPEED: Fiber optic networks operate at high speeds - up into the gigabits
http://www.arcelect.com/fibercable.htm

Manufacturing standard and custom fiber optic cables, fiber optic lighting, and fiber optic illumination products for industrial, medical, and commercial industries since 1977
http://www.fiberoptix.com/