Antireflection coating for a temperature sensitive substrate
USRE39215E1 · kind E1 · reissue
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44Claims
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Key dates
| Filing date | Aug 19, 1997 |
| Grant date | Aug 1, 2006 |
| Priority date | — |
| Expiry date | Aug 19, 2017 |
Classification
- Technology area (CPC —)General
Abstract
A multilayer antireflection coating for a temperature sensitive substrate such as plastic. One layer is a DC reactively sputtered metal oxide which may be deposited quickly and without imparting a large amount of heat to the substrate. Another layer has a refractive index lower than the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.