visible beam laser

  • 1Laser safety — A typical laser warning symbol. Laser safety is safe design, use and implementation of lasers to minimize the risk of laser accidents, especially those involving eye injuries. Since even relatively small amounts of laser light can lead to… …

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  • 2Laser — For other uses, see Laser (disambiguation). United States Air Force laser experiment …

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  • 3Laser diode — Top: a packaged laser diode shown with a penny for scale. Bottom: the laser diode chip is removed from the above package and placed on the eye of a needle for scale …

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  • 4Laser applications — There are many scientific, military, medical and commercial laser applications which have been developed since the invention of the laser in the 1958. The coherency, high monochromaticity, and ability to reach extremely high powers are all… …

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  • 5Laser engraving — is the practice of using lasers to engrave or mark an object. The technique can be very technical and complex, and often a computer system is used to drive the movements of the laser head. Despite this complexity, very precise and clean… …

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  • 6Laser tag — is a team or individual sport where players attempt to score points by engaging targets, typically with a hand held infrared emitting targeting device. Infrared sensitive targets are commonly worn by each player and are sometimes integrated… …

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  • 7Laser TV — is a new video display technology using laser optoelectronics.HistoryProposed as long ago as 1966 [cite web url=http://www.insightmedia.info/reportinfo.php?2006laser title=2006 Laser Projection Systems Report publisher=… …

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  • 8Laser cooling — refers to the number of techniques in which atomic and molecular samples are cooled through the interaction with one or more laser light fields. The first example of laser cooling, and also still the most common method of laser cooling (so much… …

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  • 9laser — /lay zeuhr/, n. Physics. a device that produces a nearly parallel, nearly monochromatic, and coherent beam of light by exciting atoms to a higher energy level and causing them to radiate their energy in phase. Also called optical maser. [1955 60; …

    Universalium

  • 10Laser pointer — A laser pointer is a portable, pen sized laser designed to be held in the hand, and most commonly used to project a point of light to highlight items of interest during a presentation. Most laser pointers have low enough power that the projected… …

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