Color reference CRT and method of making

Details Color reference CRT and method of making Color reference CRT and method of making

1990-12-12

1992-06-16

Yusko, Donald J.

Electric lamp and discharge devices

Cathode ray tube

Screen

313471, 313408, 313467, 313468, 430 25, 430270, 427 68, H01J 2910

Patent

active

051227088

ABSTRACT:
A color reference CRT of the type employing a screen of a pattern of individual phosphor elements of different color components, is produced by adjusting the screen weights of the different color components to achieve the desired reference color when the screen is scanned by an electron beam of predetermined beam current and anode potential.

REFERENCES:
patent: 3140176 (1964-07-01), Hoffman
patent: 3146368 (1964-08-01), Fiore et al.
patent: 3697301 (1972-10-01), Donofrio et al.
patent: 3866082 (1975-02-01), Barten
patent: 4070596 (1978-01-01), Tsuneta et al.
patent: 4208461 (1980-06-01), Vanderpool

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