. 2020 Jun 28;8(3):61. doi: 10.3390/dj8030061

Table 1.

Commonly used laser wavelengths associated with dental treatment. Photonic energy and wavelength are inversely related. With ascending numerical values of wavelength, the corresponding photonic energy (expressed as electron volt—eV) is reduced.

(eV)	Laser	λ (nm)
2.8 2.4	InGaN KTP	445 532
2.0	He-Ne	633
1.6	Diode	810
1.2	Nd:YAG	1064
0.4	Er:YAG	2940
0.1	CO₂	10,600