Davidson, James Mackenzie, Sir, 1856-1919 · New York, P.B. Hoeber · leaf 20
ear in mind the internalconstruction of the tube and its adaptation to theenergies which it has to control. The cathode rays,taking origin at the concave cathode terminal, proceedin straight converging lines until they meet at a finepoint, beyond which they slowly diverge (Fig. 2).The degree of… … Fig. I.—Photograph of X-Ray Tube in Action.
X-rays · Eye · Foreign bodies (Surgery)
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