Ultraviolet light. Light used to produce ultraviolet (UV) light. These lamps, also known as black light, have a violet filter material, either on the

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Ultraviolet light. Light used to produce ultraviolet (UV) light. These lamps, also known as black light, have a violet filter material, either on the bulb or in a separate glass filter in the lamp housing, which blocks most visible light and allows through UV.

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Keywords: -, -life, 1, black, black-light, blacklight, device, electrical, equipment, lamp, life, light, shining, single, technological, technology, ultraviolet, uv, uv-, violet