Phosphor search including a non-pigmented phosphor and RGB phosp

Details Phosphor search including a non-pigmented phosphor and RGB phosp Phosphor search including a non-pigmented phosphor and RGB phosp

1997-04-03

1998-08-25

O'Shea, Sandra L.

Electric lamp and discharge devices

Cathode ray tube

Screen

313466, 313467, 313470, 313473, 313474, H01J 2932

Patent

active

057986070

ABSTRACT:
The brightness of a color CRT with a pigmented phosphor screen is improved by providing a composite layered screen in which a first layer of the composite layer is a relatively thin, heavily pigmented layer and a second is non-pigmented.

REFERENCES:
patent: 3160774 (1964-12-01), Guy
patent: 3651362 (1972-03-01), Takita
patent: 3884694 (1975-05-01), Gallaro et al.
patent: 4626739 (1986-12-01), Shmulovich
patent: 4757231 (1988-07-01), Kato et al.

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