Signedunsigned
FunctionThis is an example of a simple early x-ray tube. The cathode is designed to help focus the electrons on a small area of the platinum anticathode, which is the only anode present. The side tube contains a charcoal and asbestos regenerator to replenish the optimal gas level inside the tube.
ProvenanceFrom the Harvard Medical School.
Related WorksRobert G. Arns, "The High-Vacuum X-Ray Tube: Technological Change in Social Context," Technology and Culture 38 (1997): 852-890.