| Infrared lasers are electromagnetic radiations with a | | | | vapors. There are long wave infrared lasers and short |
| wavelength longer than seeable light. But they are | | | | wave infrared lasers. Communication systems depend |
| shorter than microwave radiation. Infrared lasers supply | | | | on long wave infrared lasers. Long wave infrared |
| light to the optical fiber communication systems. | | | | lasers are not much affected by bad atmospheric |
| Infrared lasers having wavelength of 1,330 nm or 1,550 | | | | surroundings. |
| nm are the finest options for typical silica fibers. | | | | There are other infrared lasers called tunable infrared |
| Infrared lasers are also used for welding, cutting and | | | | lasers. These lasers contain high pressure molecular |
| engraving of materials. They provide high power and | | | | gas lasers and nonlinear frequency converters. |
| fine band tunable light. Therefore infrared lasers are | | | | Mid-infrared lasers are used by high sensitivity gas |
| useful in photo acoustic (PA) techniques. At present | | | | systems. Far infrared lasers that are optically pumped |
| CO2 and CO lasers are usually used as light source in | | | | provide high CW power. |
| PA detection of gases. The reason is that these | | | | Medical profession is the most important field that is |
| lasers offer comparatively high power. | | | | utilizing infrared lasers more useful. Infrared lasers can |
| Diode-pumped infrared lasers are used in a variety of | | | | be used in thermokeratoplasty and viterctomy. Infrared |
| industrial applications. These lasers are used for | | | | lasers find use in the visual media and in military |
| engraving metal parts, constructing circuit boards, | | | | applications. Infrared lasers act as target designators |
| checking products, and direct-to plate printing. They are | | | | to specify a target for an accuracy channeled |
| of immense relevance in the medical field. Infrared | | | | munitions launching from an airplane. Infrared lasers are |
| lasers are also used to fix plastic components. They | | | | also used in high sensitivity gas sensing systems. |
| provide process flexibility and do not emit poisonous | | | | |