DISPLAY DEVICE AND CATHODE RAY TUBE

A cathode ray tube in which the pre-focusing field, the main lens field, a quadripolar field in the pre-focusing portion of the electron gun and a quadripolar field in the main lens are dynamically varied by means of only one dynamic voltage.

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Bibliographic Details
Main Author SPANJER, TJERK, GERRIT
Format Patent
LanguageEnglish
French
German
Published 19.06.1996
Edition6
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
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Summary:A cathode ray tube in which the pre-focusing field, the main lens field, a quadripolar field in the pre-focusing portion of the electron gun and a quadripolar field in the main lens are dynamically varied by means of only one dynamic voltage.
Bibliography:Application Number: EP19950915291