The Coolidge tube or hot cathode tube,a type of vacuum tube that is used in X-ray machines | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Winters, Charles D. |
Taille de l’image : | 4079 px × 2591 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
|