What is a laser? Planet Science Search Text:  * Advanced Search Home Under 11s Over 11s Experiments Extras Customise Weather Labs Parents/Teachers Over 11s Natural world Human body Space Physics IS fun! Technology Science celebrities Careers Chemistry Chaos Mailing List Over 11s > Technology > What is a las

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laser Earth Sun Solar System Universe Science and Tech Educators What is a laser? Share: Tweet What is a laser? Many useful inventions use lasers. So do many inventions to entertain us. CD and DVD players use lasers. Bar code readers in stores use lasers. Doctors use lasers to do delicate surgery, such as eye surgery.

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A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation . The term laser originated as an acronym for light amplification by stimulated emission of radiation . The first laser was built in by Theodore H. Maiman at Hughes Research Labo

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You are here: Home page > Science > Lasers Home A-Z index Get the book Follow us Random article Timeline Teaching guide About us Privacy policy Advertisement Lasers Tweet by Chris Woodford. Last updated: August 10, 2016. Lasers are amazing light beams powerful enough to zoom miles into the sky or cut through lum