1. HowStuffWorks "How Fiber Optics Work" 2012/12/09 20:30
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How Fiber Optics Work
by Craig Freudenrich, Ph.D.
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Electronic Parts Image Gallery You hear about fiber-optic cables whenever people talk about the telephone system, the cable TV system or
the Internet. Fiber-optic lines are strands of optically pure glass as thin as a human hair that carry digital
information over long distances. They are also used in medical imaging and mechanical engineering
inspection.
In this article, we will show you how these tiny strands of glass transmit light and the fascinating way that
these strands are made.
Fiber-optic lines have revolutionized long-distance
phone calls, cable TV and the Internet. See more
electronic parts pictures.
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