False-colour scanning electron micrograph (SEM) of the coiled filament of an electric lightbulb. Magnification: x55 at 35mm size. Coloured gold | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Brain, Dr. Tony |
Taille de l’image : | 3769 px × 4957 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |