Fluorescent tube lighting, illustration. The tube contains mercury vapour across which voltage is passed. This causes the gas to emit short-wave ultraviolet light. This impacts a fluorescent phosphor powder coating on the inside of the tube. This coating fluoresces to produce visible light. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4181 px × 4181 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |