Lasers and their applications
Laser is an acronym for light amplification by stimulated emission of radiation. In the last century many types of lasers have been used for many different applications from welding to surgery to military and even many uses in every day life by harnessing the principles of light and stimulated emission.
To understand how lasers work we must first understand the physics behind light waves. Light is emitted from a source and travels in straight lines …
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…be handled with care and common sense. A helium-neon laser though low in power and radiation can cause serious eye damage if exposed for just a few seconds.
With its endless applications and constant development there is no telling how far the technology can be developed. Wether it is used to produce image or sound, construct a tool, or destroy a star ship the laser will always be a key tool in modern day civilization.
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