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Black Light Definition

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Ultraviolet light is invisible, but black lights or UV-lamps also emit some visible violet light.

Ultraviolet light is invisible, but black lights or UV-lamps also emit some visible violet light.

Kallemax, wikipedia.org
Definition: a black light is a lamp that emits electromagnetic radiation primarily in the soft near ultraviolet range. A black light emits very little visible light, hence its name.

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Also Known As: UV lamp, ultraviolet lamp
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