You can classify infrared light into three broad ranges: short wave, medium wave, and long wave. Traditionally, sensors concentrate on one or two bands, and each band has its own purpose.

If you’re unfamiliar, infrared saunas are saunas that use infrared light to heat your body ... we wanted to give a diverse range of recommendations that reflect the market.

AdTech Optics, a California-based developer of quantum cascade lasers, offers a broad selection of products spanning the mid-infrared range.Lasers are available at wavelengths of 3.8, 4.71, 7.23 ...