Compact variable focus configurations
US11204491B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 30, 2019 |
| Grant date | Dec 21, 2021 |
| Priority date | — |
| Expiry date | Dec 14, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0178
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
One embodiment is directed to a head-wearable viewing component for presenting virtual image information to a user, comprising: a head wearable frame; a left optical element for a left eye of the user, the left optical element coupled to the head wearable frame and comprising a left fluid/membrane lens configured to have an electromechanically adjustable focal length for the left eye of the user; a right optical element for a right eye of the user, the right optical element coupled to the head wearable frame and comprising a right fluid/membrane lens configured to have an electromechanically adjustable focal length for the right eye of the user; and a controller operatively coupled to the left optical element and right optical element and configured to provide one or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.