The glass vacuum tube that contains the anode and cathode assemblies. X-rays are generated within this glass envelope.
Today X-ray tube inserts are also made of metal. Generally, metal tubes are used for mammography, angiography and CT.
Back to Anatomy of an X-Ray Tube
Expansion Bellow
Horn
Filaments/Focal Spots
Tube Port
Tube Inserts
Stator
How Tubes Work - Ends
Highlights of Products
Trunnion Area
Target
Stator Design
Principles of X-Ray Tubes
Electron Optics and Cathode design in X-Ray Tubes