Title:
DISPLAY DEVICE, PROJECTION DEVICE, AND MOVABLE BODY
Document Type and Number:
WIPO Patent Application WO/2018/143231
Kind Code:
A1
Abstract:
A display device (10) has an image formation device (30) for emitting image light (Li), and a guidance means (55) for guiding the image light Li. The guidance means includes a polarization selection reflection layer (70) including one or more layers that have a cholesteric liquid crystal structure. The polarization selection reflection layer reflects the image light to change the optical path of the image light.
Inventors:
HARA HIDEYUKI (JP)
HASHIMOTO KEISUKE (JP)
HASHIMOTO KEISUKE (JP)
Application Number:
PCT/JP2018/003090
Publication Date:
August 09, 2018
Filing Date:
January 31, 2018
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
G02B27/01; B60K35/00
Domestic Patent References:
WO2016056617A1 | 2016-04-14 | |||
WO2015166872A1 | 2015-11-05 | |||
WO2013190958A1 | 2013-12-27 | |||
WO2015125247A1 | 2015-08-27 | |||
WO2016194327A1 | 2016-12-08 |
Foreign References:
US20140307176A1 | 2014-10-16 | |||
JP2008070782A | 2008-03-27 | |||
JPS61238015A | 1986-10-23 | |||
JP2014044244A | 2014-03-13 | |||
JP2014191321A | 2014-10-06 |
Attorney, Agent or Firm:
NAGAI Hiroshi et al. (JP)
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