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Lasers And Their Uses
Beginning of essay
We have all at some point in our lives used or seen someone use a laser.
They are used in compact disc players for stereos or computers, laser surgery,
laser printers, holography, cutting and borring metals, communication, bar-code
scanners, etc. Over the past three decades' lasers have become a t ....
Middle of essay
....uildings while others can be the size of a grain
of salt.
There are many parts to lasers. I will now explain what they are and
their uses.
1) Pumping systems:
The pumping system is used to transmit energy to the atoms or molecules
of the medium used in the laser.
a. optical pumping systems uses photons provided by a source such as a Xenon
gas flash lamp or another laser to transfer energy to the lasing material. The
optical source must provide photons which correspond to the allowe.... |
| Number of words: 843 |
Approximate pages: 4 |
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