Cathode-ray tube for displaying colored pictures

Details Cathode-ray tube for displaying colored pictures Cathode-ray tube for displaying colored pictures

1974-01-22

1976-08-03

Segal, Robert

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

H01J 2907, H01J 3120

Patent

active

039731596

ABSTRACT:
A color cathode-ray tube having a shadow mask comprising parallel rows of rectangular apertures. The rows of apertures are staggered relative to each other in n steps so as to reduce Moire patterns; the intermediate distance between the apertures in the direction of the rows is chosen to be equal to p
, where p is the pitch in the direction of the rows between the apertures.

REFERENCES:
patent: 3731129 (1973-05-01), Tsuneta et al.

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