Folded metasurface hyperspectral imager
US11187582B2 · kind B2 · utility
1Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2020 |
| Grant date | Nov 30, 2021 |
| Priority date | — |
| Expiry date | Mar 26, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/1006
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Hyperspectal imagers including reflective and transmissive metasurfaces are disclosed. The described metasurfaces are used collectively to disperse and focus light of different wavelengths and incident angles on a focal plane. The disclosed devices are compact and light, and can be used in systems and applications requiring stringent form factors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.