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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 design and application of optical fibers.
Posted by waqasahmad
Please visit following URL for more details:
en.wikipedia.org/wiki/Optical_fiber
Posted by sagitraz
It is a glass filament or wire which carries light. It is a cylindrical waveguide that operate at optical frequency. It confines electromagnetic energy in the form of light.
Posted by HamidAliKhan
it is made up of glass & provide waveguide for light
Posted by Hash007
An optical fiber (or fibre) is a glass or plastic fiber designed to guide light along its length by confining as much light as possible in a propagating form. In fibers with large core diameter, the confinement is based on total internal reflection
Posted by curtis
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