noun
Coolidge tube
A specific type of X-ray tube invented by William D. Coolidge, used in medical and industrial X-ray equipment.
クーリッジ管は、熱電子を利用してX線を発生させる。
A Coolidge tube generates X-rays using thermionic electrons.
X線管 is a general term for any X-ray tube, while クーリッジ管 specifically refers to the Coolidge tube design.
From the name of American physicist William D. Coolidge, who invented the hot-cathode X-ray tube in 1913.