Energy produced by the (invisible) part of the electromagnetic spectrum with wavelengths of 100 to 400 nanometers. Popularly known as black light. UV radiation produces fluorescence in many materials.kodakcine
(UV) - Ultraviolet light is invisible to the human eye, but can be seen by bees and butterflies. Most photographic films are sensitive to this electromagnetic radiation.
A portion of the Spectrum to which film and bees eyes are sensitive, but not human eyes.
see Haze Filter
Refers to taking pictures in invisible ultraviolet rays (wavelengths shorter than 400mm). For ultraviolet photography, a special lens, such a UV-NIKKOR, is required.