All-optical, optically addressable liquid crystal-based light valve employing photoswitchable alignment layer for high-power and/or large aperture laser applications
US11581691B2 · kind B2 · utility
1Cited by
0References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2019 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | Jun 15, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S3/0085
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A beam shaping system including an all-optical liquid crystal beam shaper, the beam shaper including a photoswitchable alignment material including at least one of a PESI-F, SPMA:MMA 1:5, SPMA:MMA 1:9, ora SOMA:SOMA-p:MMA 1:1:6 material, at least some of the liquid crystals of the beam shaper including at least one of a phenylcyclohexane, cyclo-cyclohexane, or a perfluorinated material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.