Antireflection film

Details Antireflection film Antireflection film

1995-08-07

1997-01-07

Marquis, Melvyn I.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

4284111, 428412, 428413, 4284231, 428458, 4284744, 4284752, 428480, 428690, 428699, 428701, 428702, 4289088, 428913, B32B 326

Patent

active

055915175

ABSTRACT:
An antireflection film comprised of a transparent base material, a first layer with a refractive index N.sub.1 of 1.45-2.10, adhered onto the base material, and a second layer with a refractive index N.sub.2 at least 0.1 smaller than N.sub.1, adhered onto the first layer. Thickness D.sub.1 (nm) of the first layer is smaller than 0.5.multidot.L.sub.1 /N.sub.1, thickness D.sub.2 (nm) of the second layer is smaller than 0.5.multidot.L.sub.1 /N.sub.2 wherein L.sub.1 is a wavelength (nm) of a visible light, and at least said first layer contains a light absorber having a principal absorbing wavelength L.sub.2 (nm) satisfying the formula:

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patent: 5171414 (1992-12-01), Amberger et al.
patent: 5172269 (1992-12-01), Ogura et al.
patent: 5181141 (1993-01-01), Sato et al.
patent: 5190807 (1993-03-01), Kimock et al.

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