Vehicle and head-up displaying system and projector therefor
US10338386B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 25, 2015 |
| Grant date | Jul 2, 2019 |
| Priority date | — |
| Expiry date | Jul 10, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0127
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A vehicle, a head-up displaying system and a projector are provided, the projector including a displaying component (1) configured to project an image, and a three-mirror optical device positioned in an optical path of an emergent light of the displaying component (1), configured to reflect the image projected by the displaying component (1) onto a front windshield (5) such that the front windshield (5) reflects the image to eyes of a driver and including: a zoom lens assembly (2) having a zoom lens (21) for zooming in/out the image projected by the displaying component (1), and a first curvature adjusting component configured to adjust a curvature of the zoom lens (21); an image quality compensation lens assembly (3) having an image quality compensation lens (31) configured to compensate for an image quality distortion caused during a change of the curvature of the zoom lens (21), and a second curvature adjusting component configured to adjust a curvature of the image quality compensation lens (31); and a front windshield compensation lens assembly (4) configured to compensate for an image distortion caused by the front windshield (5).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.