Unitary light shield for use in color picture tube lighthouses

Details Unitary light shield for use in color picture tube lighthouses Unitary light shield for use in color picture tube lighthouses

H - Electricity

01

J

316/13

H01J 9/233 (2006.01) H01J 9/227 (2006.01)

Patent

CA 1188359

ABSTRACT A unitary light shield for use with a color picture tube lighthouse has non-reflective sides, the edges of which are curved to conform with the intensity pattern of the exposing lamp. An apertured bottom member also is non- reflective of light. The device substantially reduces the exposure of the sidewalls of the panels by penumbra and scattered light.

411493

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