optical maser

optical maser

n. A laser, especially one that produces visible radiation.

la•ser

(ˈleɪ zər)

n. a device that produces a nearly parallel, nearly monochromatic, and coherent beam of light by exciting atoms and causing them to radiate their energy in phase. Compare maser. [1955–60; l(ightwave) a(mplification by) s(timulated) e(mission of) r(adiation)]

Thesaurus

Noun

1.

optical maser - an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent lightlaseroptical device - a device for producing or controlling lightphotocoagulator - surgical instrument containing a laser for use in photocoagulation