Title:
HEAD-UP DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2019132868
Kind Code:
A
Abstract:
To achieve further reduction in size of a head-up display device.SOLUTION: A head-up display device includes: an image display device 30 having a light source and a display element and forming an image on the display element; and a virtual optical system for displaying a virtual image in front of a vehicle by reflecting light emitted from the image display device 30 on a windshield. The virtual optical system includes a concave mirror 41 and a distortion correction lens 43. The distortion correction lens 43 is disposed between the image display device 30 and the concave mirror 41 and is configured to correct distortion of a virtual image obtained corresponding to a viewing position of a driver, by use of the contour of the concave mirror 41 and the contour of the correction lens 43. The concave mirror 41 and the distortion correction lens 43 are respectively positioned and held by an optical component holding member 53 formed from a predetermined material; and the optical component holding member 53 is housed in a casing composed of an exterior casing 54 and an exterior lid 51.SELECTED DRAWING: Figure 2
Inventors:
SHIMODA NOZOMU
KANEKO KAZUTOMI
HIRATA KOJI
SUGIYAMA TOSHINORI
KANEKO KAZUTOMI
HIRATA KOJI
SUGIYAMA TOSHINORI
Application Number:
JP2016106819A
Publication Date:
August 08, 2019
Filing Date:
May 27, 2016
Export Citation:
Assignee:
MAXELL HOLDINGS LTD
International Classes:
G02B27/01; B60K35/00; H04N5/74
Attorney, Agent or Firm:
Tsutsui International Patent Office