Electron gun having focusing electrode and anode with a pluralit

Details Electron gun having focusing electrode and anode with a pluralit Electron gun having focusing electrode and anode with a pluralit

1994-06-28

1995-07-18

Yusko, Donald J.

Electric lamp and discharge devices

Cathode ray tube

Plural beam generating or control

313415, H01J 2956

Patent

active

054344719

ABSTRACT:
An electron gun for a color picture tube having heaters, cathodes, a control electrode, a screen electrode, a focusing electrode and a anode, the focusing electrode for forming a main lens and said anode further having elongated octagonally shaped apertures. The electron gun thus configured enables the convergence and resolution of the color picture tube to be improved.

REFERENCES:
patent: 4581560 (1986-04-01), Shirai et al.
patent: 4742279 (1988-05-01), Gerritsen et al.
patent: 4766344 (1988-08-01), Say
patent: 5142189 (1992-08-01), Sugahara et al.
patent: 5146133 (1992-09-01), Shirai et al.
patent: 5212423 (1993-05-01), Noguchi et al.

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