Editing Laser diode (section)

== Common wavelengths ==

=== Visible light ===
* 405&nbsp;nm: [[InGaN]] blue-violet laser, in [[Blu-ray Disc]] and [[HD DVD]] drives
* 445–465&nbsp;nm: [[InGaN]] blue laser multimode diode for use in mercury-free high-brightness [[data projector]]s
* 488&nbsp;nm: [[InGaN]] green-blue laser; became widely available in mid-2018.
* 505&nbsp;nm: [[InGaN]] bluish-green laser; also became widely available in mid-2018.
* 510–525&nbsp;nm: [[InGaN]] green diodes developed by [[Nichia]] and [[OSRAM]] for laser projectors.<ref>{{cite journal | date=2016 | journal= Journal of Semiconductors | title=GaN-based green laser diodes | author= Lingrong Jian |display-authors=et al. |volume=37 | issue=11 | page= 111001 | doi= 10.1088/1674-4926/37/11/111001 | bibcode= 2016JSemi..37k1001L | s2cid= 114572097 | url=http://www.jos.ac.cn/article/id/aa00c3e5-f845-41a6-be34-d31ecd3944a3}}</ref>
* 635&nbsp;nm: [[AlGaInP]] better red-laser pointers, same power subjectively twice as bright as 650&nbsp;nm
* 650–660&nbsp;nm: [[Indium gallium phosphide|GaInP]]/[[AlGaInP]] [[Compact disc|CD]] and [[DVD]] drives, cheap red [[laser pointer]]s
* 670&nbsp;nm: [[AlGaInP]] bar-code readers, first diode-laser pointers (now obsolete, replaced by brighter 650&nbsp;nm and 671&nbsp;nm DPSS)

=== Infrared ===
* 760&nbsp;nm: [[AlGaInP]] [[Infrared point sensor|gas sensing]]: {{chem|link=Oxygen|O|2}}
* 785&nbsp;nm: [[GaAlAs]] [[compact disc]] drives
* 808&nbsp;nm: [[GaAlAs]] [[laser pumping|pumps]] in [[DPSS]] [[Nd:YAG laser]]s (e.g., in green laser pointers or as arrays in higher-powered lasers)
* 848&nbsp;nm: [[Mouse (computing)|laser mice]]
* 980&nbsp;nm: [[InGaAs]] pump for [[optical amplifier]]s, for [[Yb:YAG]] DPSS lasers
* 1,064&nbsp;nm: [[AlGaAs]] [[fiber-optic communication]], [[DPSS]] laser pump frequency
* 1,310&nbsp;nm: [[InGaAsP]], [[InGaAsN]] fiber-optic communication
* 1,480&nbsp;nm: [[InGaAsP]] pump for optical amplifiers
* 1,512&nbsp;nm: [[InGaAsP]] gas sensing: {{chem|link=Ammonia|NH|3}}
* 1,550&nbsp;nm: [[InGaAsP]], [[InGaAsNSb]] fiber-optic communication
* 1,625&nbsp;nm: [[InGaAsP]] fiber-optic communication, service channel
* 1,654&nbsp;nm: [[InGaAsP]] gas sensing: {{chem|link=Methane|CH|4}}
* 1,877&nbsp;nm: [[GaInAsSb]] gas sensing: {{chem|link=Water|H|2|O}}
* 2,004&nbsp;nm: [[GaInAsSb]] gas sensing: {{chem|link=Carbon dioxide|CO|2}}
* 2,330&nbsp;nm: [[GaInAsSb]] gas sensing: {{chem|link=Carbon monoxide|CO}}
* 2,680&nbsp;nm: [[GaInAsSb]] gas sensing: {{chem|CO|2}}
* 3,030&nbsp;nm: [[GaInAsSb]] gas sensing: {{chem|link=Ethylene|C|2|H|2}}
* 3,330&nbsp;nm: [[GaInAsSb]] gas sensing: {{chem|CH|4}}