Display device comprising a display screen having a light-absorb

Details Display device comprising a display screen having a light-absorb Display device comprising a display screen having a light-absorb

1996-02-20

1998-02-10

Patel, Ashok

Electric lamp and discharge devices

Cathode ray tube

Envelope

313478, 313313, H01J 2988

Patent

active

057172820

ABSTRACT:
Display device comprising a display screen provided with phosphors, and coated with a spectrally selective, light-absorbing coating comprising silicon oxide and at least two dyes. The spectral transmissions for blue, green and red phosphor light are chosen to be such that the electron currents towards the blue, green and red phosphors for obtaining white D (6,500K) are substantially equal.

REFERENCES:
patent: 4528477 (1985-07-01), Gallaro
patent: 4987338 (1991-01-01), Ito et al.
patent: 5200667 (1993-04-01), Iwasaki et al.
patent: 5218268 (1993-06-01), Matsuda et al.
patent: 5248915 (1993-09-01), Tong et al.
patent: 5291097 (1994-03-01), Kawamura et al.
patent: 5315209 (1994-05-01), Iwasaki
patent: 5520855 (1996-05-01), Ito et al.

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