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The Birth Of Fiber Optics-To It's Popularity
Beginning of essay
In 1854, John Tyndall demonstrated to the Royal Society that light could be conducted through a curved stream of water, proving that a light signal could be bent.
In 1880, Alexander Graham Bell invented his "Photo phone" which transmitted a voice signal on a beam of light. Bell focused sunlight w ....
Middle of essay
....light bulb. However the image was of poor quality. His effort to file a patent was denied because of Hansell's British patent.
In 1954, Dutch scientist Abraham Van Heel and British scientist Harold. H. Hopkins separately wrote papers on imaging bundles - Hopkins reported on imaging bundles of unclad fibers - Van Heel reported on simple bundles of clad fibers, he covered a bare fiber with a transparent cladding of a lower refractive index. This protected the fiber reflection surface from out.... |
| Number of words: 1034 |
Approximate pages: 4 |
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