Title:
ON-VEHICLE DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2020008869
Kind Code:
A
Abstract:
To provide an on-vehicle display device that can clearly display a far virtual image and a near virtual image forward a vehicle.SOLUTION: A first intermediate image screen 15 and second intermediate image screen 16 are arranged forward an image projector 11. The two intermediate image screens 15 and 16 are arranged at a different position, and a near virtual image 25b is projected from the first intermediate image screen 15, and a far virtual image 25a is projected from the second intermediate image screen 16. The second intermediate image screen 16 is arranged at a focus position and, between the image projector 11 and the first intermediate image screen 15, a correction optical element 17 is arranged that corrects an optical path length.SELECTED DRAWING: Figure 2
More Like This:
| JP2011064902 | DISPLAY DEVICE AND DISPLAY METHOD |
| JP2017078830 | TRANSMISSIVE SCREEN FOR SCANNING PROJECTOR, AND SCANNING PROJECTOR SYSTEM |
| WO/2019/125575 | OPTICAL SYSTEM WITH DISPERSION COMPENSATION |
Inventors:
IWAI MASATO
Application Number:
JP2019161787A
Publication Date:
January 16, 2020
Filing Date:
September 05, 2019
Export Citation:
Assignee:
ALPINE ELECTRONICS INC
International Classes:
G02B27/01; B60K35/00
Domestic Patent References:
| JP2016224287A | 2016-12-28 | |||
| JP2017077791A | 2017-04-27 | |||
| JP2015200770A | 2015-11-12 | |||
| JP2010167830A | 2010-08-05 | |||
| JP2015087512A | 2015-05-07 | |||
| JP2017142284A | 2017-08-17 |
Foreign References:
| WO2016027706A1 | 2016-02-25 | |||
| US20140036374A1 | 2014-02-06 |
Attorney, Agent or Firm:
野▲崎▼ 照夫