Focal length adjustment method, device, apparatus and computer readable storage medium for AR glasses
US12292573B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2021 |
| Grant date | May 6, 2025 |
| Priority date | — |
| Expiry date | Nov 2, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0178
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present application discloses a focal length adjustment method, device, apparatus and computer readable storage medium for AR glasses, the method includes: receiving a focal length adjustment command, and displaying a preset circle with a preset reference radius through a display module; capturing a first image of the preset circle in an eye of a wearer of the AR glasses through the camera to obtain a first captured image, and determining a first imaging radius of the preset circle in the first image according to the first captured image; determining target diopter of the eye of the wearer according to the preset reference radius and the first imaging radius; and determining a target deflecting angle of the display module according to the target diopter, and adjusting the display module according to the target deflecting angle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.