Spectral colors and wavelengths
This chart shows colors of the visible light spectrum, and the associated wavelengths in nanometers. Ranges are traditionally given as:
- ultraviolet light: 100-400 nm;
- visible light: 400-750 nm; and
- infrared light: 750 nm-1 mm.
Major Laser Wavelengths
This chart shows common types of lasers, and the major wavelengths associated with them.
| Lasing Medium | Laser Type | Wavelength |
| FAR INFRARED | ||
| Er:Glass | Solid State | 1540nm |
|
NEAR INFRARED
|
||
| Cr:Forsterite | Solid State | 1150-1350nm |
| HeNe | Gas | 1152nm |
| Argon | Gas-Ion | 1090 nm |
| Nd:YAP | Solid State | 1080nm |
| Nd:YAG | Solid State | 1064nm |
| Nd:Glass | Solid State | 1060nm |
| Nd:YLF | Solid State | 1053nm |
| Nd:YLF | Solid State | 1047nm |
| InGaAs | Semiconductor | 980nm |
| Krypton | Gas-Ion | 799.3 nm |
| Cr:LiSAF | Solid State | 780-1060nm |
| GaAs/GaAlAs | Semiconductor | 780-905nm |
| Krypton | Gas-Ion | 752.5 nm |
| Ti:Sapphire | Solid State | 700-1000nm |
|
VISIBLE
|
||
| Ruby | Solid State | 694 nm |
| Krypton | Gas-Ion | 676.4 nm |
| Krypton | Gas-Ion | 647.1 nm |
| InGaAlP | Semiconductor | 635-660 nm |
| HeNe | Gas | 633 nm |
| Ruby | Solid State | 628 nm |
| HeNe | Gas | 612 nm |
| HeNe | Gas | 594 nm |
| Cu | Metal vapor | 578 nm |
| Krypton | Gas-Ion | 568.2 nm |
| HeNe | Gas | 543 nm |
| DPSS | Semiconductor | 532 nm |
| Krypton | Gas-Ion | 530.9 nm |
| Argon | Gas-Ion | 514.5 nm |
| Cu | Metal vapor | 511 nm |
| Argon | Gas-Ion | 501.7 nm |
| Argon | Gas-Ion | 496.5 nm |
| Argon | Gas-Ion | 488.0 nm |
| Argon | Gas-Ion | 476.5 nm |
| Argon | Gas-Ion | 457.9 nm |
| HeCd | Gas-Ion | 442 nm |
| N2+ | Gas | 428 nm |
| Krypton | Gas-Ion | 416 nm |
|
NEAR ULTRAVIOLET
|
||
| Argon | Gas-Ion | 364nm (UV-A) |
| XeF | Gas (excimer) | 351nm (UV-A) |
| N2 | Gas | 337nm (UV-A) |
| XeCl | Gas (excimer) | 308nm (UV-B) |
|
FAR ULTRAVIOLET
|
||
| Krypton SHG | Gas-Ion/BBO crystal | 284 nm (UV-B) |
| Argon SHG | Gas-Ion/BBO crystal | 264 nm (UV-C) |
| Argon SHG | Gas-Ion/BBO crystal | 257 nm (UV-C) |
| Argon SHG | Gas-Ion/BBO crystal | 250 nm (UV-C) |
| Argon SHG | Gas-Ion/BBO crystal | 248 nm (UV-C) |
| KrF | Gas (excimer) | 248 nm (UV-C) |
| Argon SHG | Gas-Ion/BBO crystal | 244 nm (UV-C) |
| Argon SHG | Gas-Ion/BBO crystal | 238 nm (UV-C) |
| Argon SHG | Gas-Ion/BBO crystal | 229 nm (UV-C) |
| KrCl | Gas (excimer) | 222 nm (UV-C) |
| ArF | Gas (excimer) | 193 nm (UV-C) |
