Light bulb filament. A light bulb filament,or electrical filament,is a thread of metal made of tungsten. An electrical current travels through the filament,which then becomes white-hot and generates light | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Brook, Robert |
Bildgröße: | 5798 px × 4839 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |