Title:
DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/199252
Kind Code:
A1
Abstract:
Provided is a display device with which it is possible to prevent a non-image region from being visually recognized due to a non-pixel region present between pixel regions of an image source. The display device (1) comprises: an image source (11) in which a plurality of pixels are arrayed and which projects image light; a lens (12) that magnifies the image light (V) and projects the same toward an observer; and an optical sheet (20) that is disposed between the image source (11) and the lens (12), or is disposed on the observer side of the lens (12). The optical sheet (20) comprises, on the interior or surface thereof, at least one optical shape surface in which a convex or concave unit shape extending along the sheet surface is arrayed in a direction orthogonal to the extension direction.
Inventors:
GOTO MASAHIRO (JP)
OGAWA KAZUNOBU (JP)
HASHIMOTO RYUJI (JP)
KODAMA DAIJIROU (JP)
OGAWA KAZUNOBU (JP)
HASHIMOTO RYUJI (JP)
KODAMA DAIJIROU (JP)
Application Number:
PCT/JP2018/017033
Publication Date:
November 01, 2018
Filing Date:
April 26, 2018
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
G02B27/02; G02B3/00; G02B5/02; G09F9/00; H04N5/64
Domestic Patent References:
| WO2017047271A1 | 2017-03-23 | |||
| WO2017090315A1 | 2017-06-01 |
Foreign References:
| JP2016224364A | 2016-12-28 | |||
| JP2011085790A | 2011-04-28 | |||
| JP2016042689A | 2016-03-31 | |||
| JP2017032785A | 2017-02-09 | |||
| JPH09244010A | 1997-09-19 | |||
| JPH06130356A | 1994-05-13 | |||
| US20040004584A1 | 2004-01-08 |
Attorney, Agent or Firm:
SHOBAYASHI Masayuki et al. (JP)
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