Title:
ヘッドアップディスプレイ装置
Document Type and Number:
Japanese Patent JP6900983
Kind Code:
B2
Abstract:
A head-up display device includes a light emitting device array, an image formation unit, and an optical member. The light emitting device array includes multiple light emitting devices to emit illumination light and arrayed in a device array direction. The image formation unit forms an image according to illumination of an illumination light and emits the image as a display light. The optical member includes a diverging unit located in an optical path between the light emitting device array and the image formation unit and exerts a diverging action in the device array direction on the illumination light. The diverging unit includes one or more refractive surfaces to refract the illumination light while exerting a diverging action.
Inventors:
Takahiro Minamihara
Application Number:
JP2019152340A
Publication Date:
July 14, 2021
Filing Date:
August 22, 2019
Export Citation:
Assignee:
株式会社デンソー
International Classes:
B60K35/00; G02B27/01; H04N5/74
Domestic Patent References:
| JP2017009864A | ||||
| JP2016045244A | ||||
| JP2011093454A | ||||
| JP2015133304A | ||||
| JP2010211065A |
Foreign References:
| WO2016092724A1 | ||||
| WO2012132579A1 |
Attorney, Agent or Firm:
Kazuyuki Yahagi
Taihei Nonobe
Takanori Kubo
Taihei Nonobe
Takanori Kubo