Major commercial lasers

laser type wavelength (micrometres 【μm】) applications

molecular fluorine excimer 0.157 (ultraviolet) photolithography for microelectronics

argon fluoride excimer 0.192 (ultraviolet) eye surgery, photolithography for microelectronics

krypton fluoride excimer 0.249 (ultraviolet) photolithography for microelectronics, machining of electronic and medical parts

xenon chloride excimer 0.308 (ultraviolet) machining of electronic and medical parts

organic dye (tunable) 0.320-1.000 (ultraviolet to near infrared) scientific research, dermatology

helium-cadmium 0.325; 0.442 (ultraviolet; blue) fluorescence measurements, mastering of CDs and DVDs

argon ion 0.275-0.303; 0.330-0.360; 0.450-0.530 (ultraviolet; blue-green) biomedical instruments, high-speed printers

semiconductor (gallium nitride) 0.400-0.415 (violet) next-generation optical disc players

krypton ion 0.330-0.360; 0.420-0.800 (ultraviolet; blue to near infrared) light shows

helium-neon 0.543; 0.6328; 1.150 (green; orange; near infrared) interferometry, holography, precision measurement

semiconductor (gallium-aluminum-indium-phosphorus) 0.630-0.680 (red) DVD players, bar-code scanners, laser pointers

titanium-sapphire (tunable) 0.680-1.130 (red to near infrared) scientific research

ruby 0.694 (red) eye surgery, tattoo removal

alexandrite (tunable) 0.720-0.800 (near infrared) hair removal, skin resurfacing

semiconductor (gallium-aluminum-arsenic) 0.750-0.900 (near infrared) CD players, fibre-optic communications

solid-state yttrium-aluminum-garnet 1.064 (near infrared); 0.532, 0.355, 0.256 harmonics drilling, welding, surgery, remote sensing, mass spectrometry, range finders

semiconductor (indium-gallium-arsenic-phosphorus) 1.200-1.600 (near infrared) fibre-optic communications

chemical (oxygen-iodine) 1.315 (near infrared) airborne weapons

erbium 1.535-1.560 (near infrared); 2.940 (short infrared) fibre-optic communications, surgery and dentistry

chemical (hydrogen fluoride) 2.600-3.000 (short infrared) space-based weapons

chemical (deuterium fluoride) 3.500-4.000 (short-middle infrared) airborne weapons

carbon dioxide 9.000-11.000 (thermal infrared) industrial cutting and drilling, surgery