Sentence Examples with the word cathode ray

Braun devised a form of cathode ray tube, consisting of a vacuum tube having a narrow tubular portion and a bulbous end.

A cathode discharge is projected through two small holes in plates in the narrow part of the tube on a fluorescent screen at the end of the enlarged end, and the cathode ray or pencil depicts on it a small bright greenish patch of light.

Causes a periodic displacement of the cathode ray and elongates the patch of light into a bright line.