A flexible optically clear fiber, usually manufactured from cup or synthetic, by which light may be sent by consecutive internal reflections.
Alternative kind of optical fibre.
A thin fiber of very pure glass used to carry signals transmitted by means of light. It has much greater information-carrying capacity than a copper wire, and in the 1990's became a dominant means of transmitting telephone communications over long distances.
a very slim fiber manufactured from glass that functions as a waveguide for light; utilized in packages to transfer pictures