HMD apparatus with adjustable eye tracking device
US9535251B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2014 |
| Grant date | Jan 3, 2017 |
| Priority date | — |
| Expiry date | Jul 24, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0187
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An HMD apparatus with an imaging optical system for each one of the eyes of a user, which includes at least one display unit to be viewed by the respective eye, and with a device for the acquisition of the viewing direction of at least one eye within a field of view of the display unit by means of an eye camera, wherein the eye camera is provided with a camera holder, which can be adjusted in terms of a peripheral angle around a viewing central axis of the field of view and in terms of a setting angle with respect to the viewing central axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.