Color corrective coating for arc lamp

Details Color corrective coating for arc lamp Color corrective coating for arc lamp

1982-11-05

1985-02-12

Moore, David K.

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Polarizer or special ray transmission

313635, H01J 516, H01J 6140, H01K 132

Patent

active

044993978

ABSTRACT:
An arc lamp having a coating comprised of an inorganic yellow pigment plus white pigments located on the inner surface of its outer glass envelope is disclosed. The coating is a color corrective diffuse type which improves the color rendition of the lamp by altering the portion of visible light radiation of the blue spectrum relative to that of the yellow portion of the light spectrum.

REFERENCES:
patent: 2806968 (1957-09-01), Thorington et al.
patent: 2966605 (1960-12-01), Harris et al.
patent: 3892997 (1975-07-01), Thorington et al.
patent: 4081709 (1978-03-01), Collins et al.
patent: 4091951 (1978-05-01), Zijlstra et al.
patent: 4393331 (1983-07-01), Dobrusskin et al.

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