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{{Commons cat|Lasers}}
{{Commons cat|Lasers}}
A '''laser''' (from the acronym of Light Amplification by Stimulated Emission of Radiation) is an optical source that emits [[photons]] in a [[Coherence (physics)|coherent]] beam. The [[back-formation|back-formed]] verb ''to '''lase''''' means "to produce laser light" or possibly "to apply laser light to".''
A '''laser''' (from the acronym of Light Amplification by Stimulated Emission of Radiation) is an optical source that emits [[photons]] in a [[Coherence (physics)|coherent]] beam.
{{Cat main|Laser}}
{{Cat main|Laser}}


[[Category:Optical devices]]
[[Category:Optical devices]]
[[Category:Quantum electronics]]
[[Category:Quantum optics]]
[[Category:Optoelectronics]]
[[Category:Optoelectronics]]
[[Category:Hobbies]]
[[Category:Light sources]]

[[ar:تصنيف:ليزر]]
[[be:Катэгорыя:Лазеры]]
[[be-x-old:Катэгорыя:Лазэры]]
[[bg:Категория:Лазери]]
[[ca:Categoria:Làsers]]
[[cs:Kategorie:Lasery]]
[[de:Kategorie:Lasertechnik]]
[[es:Categoría:Láser]]
[[eo:Kategorio:Laseroj]]
[[fa:رده:لیزر]]
[[fr:Catégorie:Laser]]
[[ko:분류:레이저]]
[[hr:Kategorija:Laseri]]
[[id:Kategori:Laser]]
[[it:Categoria:Laser]]
[[he:קטגוריה:לייזרים]]
[[jv:Kategori:Laser]]
[[kk:Санат:Лазерлер]]
[[lt:Kategorija:Lazeris]]
[[nl:Categorie:Laser]]
[[ja:Category:レーザー]]
[[nn:Kategori:Laserar]]
[[pl:Kategoria:Lasery]]
[[pt:Categoria:Laser]]
[[ro:Categorie:Laser]]
[[ru:Категория:Лазеры]]
[[sk:Kategória:Lasery]]
[[sl:Kategorija:Laserji]]
[[sr:Категорија:Ласери]]
[[fi:Luokka:Laserit]]
[[sv:Kategori:Laser]]
[[tr:Kategori:Lazerler]]
[[uk:Категорія:Лазери]]
[[vi:Thể loại:Laser]]
[[zh-yue:Category:激光]]
[[zh:Category:雷射]]

Latest revision as of 21:16, 28 April 2019

A laser (from the acronym of Light Amplification by Stimulated Emission of Radiation) is an optical source that emits photons in a coherent beam.