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| Keywords: Ultraviolet light bulb 2.jpg A 100 watt black light ultraviolet light bulb This is an incandescent bulb with a coating on the glass which selectively absorbs visible light and passes ultraviolet Since only a tiny fraction 0 1 of the light emitted by the filament is ultraviolet most of the light is absorbed by the coating so the bulb gets very hot and has a short lifetime Because of differences between the UV response of the camera sensor and the human eye the camera failed to capture the color of the bulb quite accurately; the filament actually appears magenta not white own 2009-07-18 Anakin101 <gallery>Image Ultraviolet light bulb jpg Full image</gallery> Incandescent light bulbs with Edison screw Blacklight bulbs Light bulb filaments | ||||
