Light bulb filament. Coloured scanning electron micrograph (SEM) of a light bulb filament. The coiled filament glows when it is heated to white- hot by an electric current (thermal radiation) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Nishinaga, Susumu |
Bildgröße: | 3818 px × 2858 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |