Timeline of Cathode Ray Tube

A cathode ray tube is a vacuum tube that produces images when its phosphorescent surface is struck by electron beams.

1855

German, Heinrich Geissler invents the Geissler tube, created using his mercury pump this was the first good evacuated (of air) vacuum tube later modified by Sir William Crookes.

1859

German mathematician and physicist, Julius Plucker experiments with invisible cathode rays. Cathode rays were first identified by Julius Plucker.

1878

Englishmen, Sir William Crookes was the first person to confirm the existence of cathode rays by displaying them, with his invention of the Crookes tube, a crude prototype for all future cathode ray tubes.

1897

German, Karl Ferdinand Braun invents the CRT oscilloscope - the Braun Tube was the forerunner of today's television and radar tubes.

1929

Vladimir Kosma Zworykin invented a cathode ray tube called the kinescope - for use with a primitive television system.

1931

Allen B. Du Mont made the first commercially practical and durable CRT for television.

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