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Lasers And Their Uses
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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 tool used
daily by many people and they have become ....
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....beam produces is usually pencil thin and maintains its size and direction
over very long distances.
Lasers vary greatly in the way they look and what they are used for.
Some lasers are as large as buildings 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) Pumpi.... |
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Page count: 4 |
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