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Essay specific features
Written by:
Myrtis B
Date added:
January 26, 2013
Level:
University
Grade:
A
No of pages / words:
3 / 769
Was viewed:
4126 times
Rating of current essay:
Essay content:
The information is encoded in the beam as variations in the
frequency or shape of the light wave. The good part is that since light waves
have much higher frequencies they can also hold much more information.
Not only is the particle the smallest light unit but it is a particle as
well as a wave...
displayed 300 characters
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In beams of light whether they are ordinary natural or
artificial the photon waves will not be traveling together because they are not
being emitted at exactly the same moment but instead at random short bursts.
Even if the light is of a single frequency that statement would also be true. A
laser is useful because it produces light that is not only of essentially a
single frequency but also coherent, with the light waves all moving along in
unison...
displayed 300 characters
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