Wearable pupil-forming display apparatus
US12386181B2 · kind B2 · utility
0Cited by
11References
20Claims
0Family size
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Key dates
| Filing date | Jan 8, 2024 |
| Grant date | Aug 12, 2025 |
| Priority date | — |
| Expiry date | Jan 8, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/90
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A wearable display apparatus is described herein. The wearable display apparatus includes an image generator that forms a 2D image, a partially transmissive mirror having a curved focal surface and a partially transmissive curved reflective surface, a beam splitter, and an optical image relay positioned between the image generator and the beam splitter. The optical image relay includes a right-angle prism, a first plano-aspheric lens, a doublet positioned between the first plano-aspheric lens and the image generator, a meniscus singlet lens positioned between the doublet and the image generator, and a concave-plano field lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.