| 摘要 |
PROBLEM TO BE SOLVED: To provide an X-ray imaging tube not requiring high assembly accuracy and capable of improving strain characteristics. SOLUTION: An X-ray imaging tube has an input part 12 installed on one side of a vacuum envelope 11, an output part 13 installed in the position facing the input part 11 of the vacuum envelope 11, focusing electrodes 14a-14c and an anode 15 for focusing and accelerating electrons emitted from the input part 12, and a conductive thin film electrode 16 for transmitting electrons is arranged in front of the output part 13.
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