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Publication of NL7406901ApublicationCriticalpatent/NL7406901A/xx
H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
H01J29/58—Arrangements for focusing or reflecting ray or beam
H01J29/62—Electrostatic lenses
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J31/00—Cathode ray tubes; Electron beam tubes
H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
H01J31/501—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output with an electrostatic electron optic system
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J2229/00—Details of cathode ray tubes or electron beam tubes
H01J2229/48—Electron guns
H01J2229/4824—Constructional arrangements of electrodes
H01J2229/4827—Electrodes formed on surface of common cylindrical support