Structured light projector including an integrated metalens and diffractive optical element
US11442284B2 · kind B2 · utility
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15Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 23, 2019 |
| Grant date | Sep 13, 2022 |
| Priority date | — |
| Expiry date | Sep 6, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01B11/2513
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An apparatus that includes a structured light projector which includes a light source, a metalens, and a diffractive optical element (DOE) multiplier. Each of the metalens and the DOE multiplier is integrated onto the light source. The structured light projector is operable such that light beams produced by the light source pass through the metalens and the DOE multiplier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.