LASERPOINTER

Laser pointer

A laser pointer or laser pen is a small handheld device with a power source and a laser diode emitting a very narrow coherent low-powered laser beam of visible light, intended to be used to highlight something of interest by illuminating it with a small bright spot of colored light. Power is restricted in most jurisdictions not to exceed 5 mW.

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laser pointer

Noun

  1. A device that emits a highly concentrated beam of light to highlight items of interest at some distance


The above text is a snippet from Wiktionary: laser pointer
and as such is available under the Creative Commons Attribution/Share-Alike License.

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