Light source display tube

Details Light source display tube Light source display tube

H - Electricity

01

J

313/1.1

H01J 63/06 (2006.01) H01J 31/15 (2006.01)

Patent

CA 1314922

ABSTRACT A light source display tube as a unit element arranged in matrix form in one plane to constitute a large screen display device. The tube comprises a vacuum envelope, a fluorescent display member, an anode and cathode group and a control grid electrode group. The control grid is composed of an electrode plate of various configurations, such as dome-shaped mesh, slanted and flat. The display tube adjusts the irradiating state on the fluorescent surface.

616316

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