Method for providing a display unit for an electronic information device
US11150476B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 5, 2017 |
| Grant date | Oct 19, 2021 |
| Priority date | — |
| Expiry date | Jul 5, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0187
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method for providing a display device for an electronic information device configured to display a virtual image to a user, the electronic information device including an optical element having a nonzero optical power and configured to be positioned in front of an eye of a user, the display device including a light source and a guide element configured to guide optical beams emitted by the light source to the eye of the user to allow viewing of the virtual image, the method including: providing a value of a parameter of the virtual image; and determining an optimum value of a display parameter of the display device from at least one optical power at a point of the optical element and from the value of the parameter of the virtual image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.