Waveguide and method of smoothing optical surfaces
US6895158B2 · kind B2 · utility
507Cited by
10References
25Claims
0Family size
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Key dates
| Filing date | Dec 9, 2002 |
| Grant date | May 17, 2005 |
| Priority date | — |
| Expiry date | Aug 5, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S385/901
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is a waveguide having a light inlet surface and a viewing surface comprising stacked core layers separated by clad layers to form channels and bearing a smoothing layer on at least one of the light inlet surface or the viewing surface thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.