Color picture tube having an improved inline electron gun

Details Color picture tube having an improved inline electron gun Color picture tube having an improved inline electron gun

H - Electricity

01

J

313/35.14

H01J 29/48 (2006.01) H01J 29/50 (2006.01) H01J 29/58 (2006.01)

Patent

CA 1212143

Abstract of the Invention A color picture tube includes a screen and an improved inline gun for generating and directing three inline electron beams along separate paths toward the screen. The improved electron gun has an asymmetric beam-forming region and an asymmetric main focus lens. The asymmetry of the main focus lens is matched with the asymmetry of the beam-forming region to focus substantially all portions of each of the beams at the screen.

451256

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