View of Half Dome formation located in Yosemite National Park which spans eastern portions of Tuolumne, Mariposa and Madera counties in California

In infrared photography, the film or image sensor used is sensitive to infrared light. The part of the spectrum used is referred to as near-infrared to distinguish it from far-infrared, which is the domain of thermal imaging. Wavelengths used for photography range from about 700 nm to about 900 nm.