Liquid crystal beam control device
US10126607B2 · kind B2 · utility
3Cited by
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25Claims
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Assignee
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Key dates
| Filing date | Mar 6, 2018 |
| Grant date | Nov 13, 2018 |
| Priority date | — |
| Expiry date | Mar 6, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2203/50
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Liquid crystal light beam control devices and their manufacture are described. Beneficial aspects of beam broadening devices employed for controlled illumination and architectural purposes are presented including improving beam divergence control, improving beam broadening dynamic range control, beam divergence preconditioning, improving projected beam intensity uniformity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.