Flattop laser beam generation and reshaping on an oblique screen using light pipes
US11880056B2 · kind B2 · utility
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1References
24Claims
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Key dates
| Filing date | Jun 26, 2022 |
| Grant date | Jan 23, 2024 |
| Priority date | — |
| Expiry date | Jun 26, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/005
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A high power uniform light beam is generated on an oblique plane by one or more diode lasers and 2 or more light pipes. The light pipes may be trapezoidal so that the illuminated area is substantially square. The light pipes may be elliptical so that the illuminated area is substantially circular.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.