Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement

Full Title

Details of cathode-ray tubes or of electron-beam tubes of the types covered by group > Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC ELEMENTS

Subclass:

ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

Child Classifications

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• H01J 29/48 Electron guns
• H01J 29/52 Arrangements for controlling intensity of ray or beam, e.g. for modulation
• H01J 29/54 Arrangements for centring ray or beam
• H01J 29/56 Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
• H01J 29/58 Arrangements for focusing or reflecting ray or beam
• H01J 29/7 Arrangements for deflecting ray or beam
• H01J 29/8 Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
• H01J 29/82 Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements