Title:
GRAPHIC DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2014044244
Kind Code:
A
Abstract:
To provide a graphic display device capable of displaying a high-quality image which has little changes of brightness and color tones.
The graphic display device (10) includes: a graphic display (11); a first reflector (12) penetrated by a display light (L0) emitted by the graphic display (11), composed of a reflection-type polarization member having a unique polarization axis; a second reflector (13) having a birefringent optical member reflecting the display light (L1) which has penetrated the first reflector (12); and a window part (24) penetrated by the display light (L3) which is reflected by the second reflector (13) and further reflected by the first reflector (12), having a first polarization member (24b).
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Inventors:
KATO JUNJI
SUGIYAMA MASARU
SUGIYAMA MASARU
Application Number:
JP2012185239A
Publication Date:
March 13, 2014
Filing Date:
August 24, 2012
Export Citation:
Assignee:
ASAHI KASEI E MATERIALS CORP
International Classes:
G02B27/01; B60K35/00; G02B5/30; G02F1/13; G02F1/1335; G03B21/00
Domestic Patent References:
JP2006091489A | 2006-04-06 | |||
JP2008070782A | 2008-03-27 | |||
JP2008070504A | 2008-03-27 | |||
JPWO2009142015A1 | 2011-09-29 | |||
JP2012108364A | 2012-06-07 | |||
JP2011145343A | 2011-07-28 | |||
JP2009538449A | 2009-11-05 | |||
JP2009157071A | 2009-07-16 | |||
JP2012047880A | 2012-03-08 | |||
JPH09179063A | 1997-07-11 | |||
JP2000275565A | 2000-10-06 |
Foreign References:
WO2006064693A1 | 2006-06-22 |
Attorney, Agent or Firm:
Hiroyoshi Aoki
Amada Masayuki
Amada Masayuki