Display device

Details Display device Display device

1994-12-27

1996-08-27

Patel, Meshkumar D.

Electric lamp and discharge devices

Cathode ray tube

Envelope

313478, 313112, 313111, H01J 2986, H01J 2989

Patent

active

055504299

ABSTRACT:
On the outer surface of a glass face panel 1 of a display device, a first layer 2 of an electrically conductive transparent thin film having a high refractive index, and a second layer 3 and a third layer 4 having a low refractive index are deposited as an anti-reflection film. The first layer 2 is formed to have a thickness in a range of 10-20 nm, whereby the surface of the anti-reflection film has a luminous reflectance of 1.5% or less, and a reflectance of 3% or less at a wavelength of 436 nm most prominent light of blue.

REFERENCES:
Patent Abstracts of Japan, vol. 014, No. 252 (E-0934) May 30, 1990 of JP-A-02 072549 Mar. 12, 1990.
Election Components and Applications, "Color monitor tubes with ARAS coatings", J. Rijnders et al., vol. 10, 1990 Eindhoven NL, pp. 85-88.
Sid International Symposium: Digest of Technical Papers, "Combined antistatic and antireflection coating for CRTs", H. KawaMura et al. vol. 20, May 1989 Baltimore, US, pp. 270-273.
H. Tohda et al.; S8--"Anti-Glare, Anti-Reflection and Anti-Static (AGRAS) Coating for CRTs"; Japan Display '92, Oct. 12-14, 1992; pp. 289-292.

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