What is ULTRAVIOLET? Radiant energy in the wavelength range of about 100 to 380 nanometers (nm). This light is invisible to the naked eye and is also know as black light. Applications include; Blacklight --- 320 - 400nm. Germicidal --- 220 - 300nm. Ozone-producing --- 180 - 220 nm. reference for this page: ULTRAVIOLET reference to this page: PHOSPHOR |