JP2011257610A5 - - Google Patents

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Publication number
JP2011257610A5
JP2011257610A5 JP2010132192A JP2010132192A JP2011257610A5 JP 2011257610 A5 JP2011257610 A5 JP 2011257610A5 JP 2010132192 A JP2010132192 A JP 2010132192A JP 2010132192 A JP2010132192 A JP 2010132192A JP 2011257610 A5 JP2011257610 A5 JP 2011257610A5
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Japan
Prior art keywords
retardation film
display device
plate
vehicle
coefficient
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JP2010132192A
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Japanese (ja)
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JP2011257610A (en
JP5577162B2 (en
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Priority to JP2010132192A priority Critical patent/JP5577162B2/en
Priority claimed from JP2010132192A external-priority patent/JP5577162B2/en
Publication of JP2011257610A publication Critical patent/JP2011257610A/en
Publication of JP2011257610A5 publication Critical patent/JP2011257610A5/ja
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Claims (8)

視認者に対して前方斜め方向に配設され、前記視認者側に表示面を有する車載用表示装置であって、
前記視認に配置された偏光板を有する液晶パネルと、
前記液晶パネルの前記視認側に配設された少なくとも1枚の位相差フィルムと、
を少なくとも備え、
前記液晶パネルから出射された偏光は、前記表示面において略垂直方向に偏光軸を有し、
前記位相差フィルムは、前記液晶パネルから出射された偏光の偏光方向を、車両のフロントガラスに対するP偏光方向へと補正する車載用表示装置。
Disposed obliquely forward relative to a viewer, a vehicle display device having a display surface on the viewing side,
A liquid crystal panel having a polarizing plate disposed on the viewer side;
At least one phase difference film which is disposed on the viewer side of the liquid crystal panel,
Comprising at least
The polarized light emitted from the liquid crystal panel has a polarization axis in a substantially vertical direction on the display surface,
The retardation film corrects the polarization direction of polarized light emitted from the liquid crystal panel to a P polarization direction with respect to a vehicle windshield.
前記少なくとも1枚の位相差フィルムが1枚である場合において、前記位相差フィルムのNz係数が0.4≦Nz≦0.6を満たす、
または、
前記少なくとも1枚の位相差フィルムが第1の位相差フィルムと第2の位相差フィルムとを含む積層構造を有する場合において、前記第1の位相差フィルムのNz係数が0.2≦Nz≦0.3を満たし、かつ、前記第2の位相差フィルムのNz係数が0.7≦Nz≦0.8を満たす、請求項1に記載の車載用表示装置。
In the case where the at least one retardation film is one, the Nz coefficient of the retardation film satisfies 0.4 ≦ Nz ≦ 0.6 .
Or
In the case where the at least one retardation film has a laminated structure including the first retardation film and the second retardation film, the Nz coefficient of the first retardation film is 0.2 ≦ Nz ≦ 0. .3, and the Nz coefficient of the second retardation film satisfies 0.7 ≦ Nz ≦ 0.8 .
前記少なくとも1枚の位相差フィルムが、ポジティブAプレートの1/2波長板である、請求項1または2に記載の車載用表示装置。 The in- vehicle display device according to claim 1, wherein the at least one retardation film is a positive A plate half-wave plate. 前記第1の位相差フィルムのNz係数が0.25であり、前記第2の位相差フィルムのNz係数が0.75である、請求項2に記載の車載用表示装置。 The in- vehicle display device according to claim 2, wherein the first retardation film has an Nz coefficient of 0.25, and the second retardation film has an Nz coefficient of 0.75 . 前記少なくとも1枚の位相差フィルムが、ポジティブCプレートである第1の位相差フィルムと、ポジティブAプレートである第2の位相差フィルムとを積層した構造である、請求項1に記載の車載用表示装置。 The vehicle-mounted device according to claim 1, wherein the at least one retardation film has a structure in which a first retardation film that is a positive C plate and a second retardation film that is a positive A plate are laminated. Display device. 前記少なくとも1枚の位相差フィルムが、ネガティブAプレートである第1の位相差フィルムと、ネガティブCプレートである第2の位相差フィルムとを積層した構造である、請求項1に記載の車載用表示装置。 The vehicle-mounted device according to claim 1, wherein the at least one retardation film has a structure in which a first retardation film that is a negative A plate and a second retardation film that is a negative C plate are laminated. Display device. 前記少なくとも1枚の位相差フィルムの面内遅相軸が、前記偏光板の偏光透過軸と平行または垂直である、請求項1から6のいずれか1項に記載の車載用表示装置。 The in- vehicle display device according to any one of claims 1 to 6 , wherein an in-plane slow axis of the at least one retardation film is parallel or perpendicular to a polarization transmission axis of the polarizing plate. 前記車載用表示装置が、前記液晶パネルと前記少なくとも1枚の位相差フィルムとの間にタッチパネルを備えた構造である、請求項1から7のいずれか1項に記載の車載用表示装置。 The vehicle display device, the liquid crystal panel and the a structure in which a touch panel between at least one retardation film, the in-vehicle display device according to any one of claims 1 to 7.
JP2010132192A 2010-06-09 2010-06-09 In-vehicle display device Active JP5577162B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2010132192A JP5577162B2 (en) 2010-06-09 2010-06-09 In-vehicle display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010132192A JP5577162B2 (en) 2010-06-09 2010-06-09 In-vehicle display device

Publications (3)

Publication Number Publication Date
JP2011257610A JP2011257610A (en) 2011-12-22
JP2011257610A5 true JP2011257610A5 (en) 2013-06-20
JP5577162B2 JP5577162B2 (en) 2014-08-20

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ID=45473835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010132192A Active JP5577162B2 (en) 2010-06-09 2010-06-09 In-vehicle display device

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JP (1) JP5577162B2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015232591A (en) * 2014-06-09 2015-12-24 住友化学株式会社 Retardation film
JP6677722B2 (en) 2015-05-28 2020-04-08 富士フイルム株式会社 Horizontal alignment type liquid crystal display
JP6482985B2 (en) * 2015-08-25 2019-03-13 Jxtgエネルギー株式会社 LCD with touch panel
JP6988353B2 (en) * 2017-10-11 2022-01-05 大日本印刷株式会社 Reflectors, display devices and mobiles
WO2020209354A1 (en) * 2019-04-12 2020-10-15 富士フイルム株式会社 Laminated-type wave plate, polarizing plate, circularly polarizing plates and display device
WO2021241498A1 (en) * 2020-05-27 2021-12-02 日本精機株式会社 Vehicular display device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2982869B2 (en) * 1998-04-16 1999-11-29 インターナショナル・ビジネス・マシーンズ・コーポレイション Liquid crystal display
JP2002182196A (en) * 2000-10-05 2002-06-26 Denso Corp Liquid crystal display for car
JP4383903B2 (en) * 2004-01-23 2009-12-16 株式会社 日立ディスプレイズ Polarizing plate and liquid crystal display device using the same
JP4624129B2 (en) * 2004-04-27 2011-02-02 富士フイルム株式会社 Liquid crystal display device
JP2006208606A (en) * 2005-01-26 2006-08-10 Asahi Glass Co Ltd Vehicle-mounted display device

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