Patent ID: 6068914
Filing Date: 2000-05-30
Classification: B32B,C03C,G02B,Y10T

Abstract:
A glazing pane, comprising:an ""A"" antireflection coating on at least a first external face thereof and an ""A'"" antireflection coating on a second external face thereof, wherein each of the ""A"" and ""A'"" antireflection coatings consist essentially of a stack of layers of materials having alternately high and low refractive indices, andwherein at least some of the layers of each of the stacks are pyrolyzed layers,wherein the low-refractive-index layers have a refractive index between 1.35 and 1.70;and wherein the high-refractive-index layers have a refractive index of at least 1.85.