Lens and embedded optical element for near eye display
US10642042B2 · kind B2 · utility
0Cited by
2References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 2016 |
| Grant date | May 5, 2020 |
| Priority date | — |
| Expiry date | Jun 21, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2270/55
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed herein is a lens for a wearable projection system. The lens includes a holographic optical element embedded within the lens and covering a portion of the viewable area of the lens. The lens can be manufactured by providing a first lens blank, affixing the HOE to a portion of the first lens blank, and forming a second lens blank on the first lens blank to embed the HOE between the lens blanks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.