Optical filter system and method of operation
US11143822B1 · kind B1 · utility
3Cited by
1References
17Claims
0Family size
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Key dates
| Filing date | Nov 26, 2019 |
| Grant date | Oct 12, 2021 |
| Priority date | — |
| Expiry date | Jan 7, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2006/12109
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical filter system, preferably including an optical input, one or more sets of filters, and/or a control module. A method for optical filter operation, preferably including operating an optical filter system in a normal mode, assessing filter alignment, and/or shifting filter assignments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.