Filament of a light bulb. Coloured scanning electron micrograph (SEM) of the double coiled tungsten wire filament of a 60 Watt domestic light bulb. Magnification: x60 at 6x7cm size. x148 at 8x6ins,x78 at 10x7cm master size | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Power And Syred |
Taille de l’image : | 3543 px × 2803 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |