JP2015079255A5 - Image display device - Google Patents
Image display device Download PDFInfo
- Publication number
- JP2015079255A5 JP2015079255A5 JP2014229159A JP2014229159A JP2015079255A5 JP 2015079255 A5 JP2015079255 A5 JP 2015079255A5 JP 2014229159 A JP2014229159 A JP 2014229159A JP 2014229159 A JP2014229159 A JP 2014229159A JP 2015079255 A5 JP2015079255 A5 JP 2015079255A5
- Authority
- JP
- Japan
- Prior art keywords
- image display
- plate
- coordinate
- display device
- positive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000003287 optical Effects 0.000 claims 4
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000006185 dispersion Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 claims 1
- 239000002346 layers by function Substances 0.000 claims 1
- 239000004973 liquid crystal related substance Substances 0.000 claims 1
Claims (2)
前記光学フィルムは、
直線偏光板としての機能を担う直線偏光板の光学機能層と、
逆分散特性を有し、透過光に１／４波長分の位相差を付与する位相差層と、
面内屈折率が厚み方向の屈折率よりも小さい正Ｃプレートとが積層され、
前記正Ｃプレートは、厚み方向のリタデーションＲｔｈが、
−１４０ｎｍ≦Ｒｔｈ≦−４０ｎｍを満たし、
前記画像表示パネルは、有機ＥＬパネルであり、
前記光学フィルムは、
極角６０°で全方位から測定した反射色度のｘ座標値の標準偏差（３σ）及びＹ座標値標準偏差（３σ）が、０．０３８６以下であり、
前記反射色度のｘ座標の平均値が０．２９６０以上０．３０３４以下であり、
前記反射色度のｙ座標の平均値が０．３３９１以上０．３４５３以下であること、
を特徴とする画像表示装置。 In the image display device in which an optical film is arranged on the panel surface of the image display panel,
The optical film is
An optical functional layer of a linearly polarizing plate that functions as a linearly polarizing plate;
A retardation layer having reverse dispersion characteristics and imparting a phase difference of ¼ wavelength to transmitted light;
A positive C plate having an in-plane refractive index smaller than the refractive index in the thickness direction is laminated,
The positive C plate has a retardation Rth in the thickness direction,
Meet the -140nm ≦ Rth ≦ -40nm,
The image display panel is an organic EL panel,
The optical film is
The standard deviation (3σ) and the Y coordinate value standard deviation (3σ) of the x coordinate value of the reflected chromaticity measured from all directions at a polar angle of 60 ° are 0.0386 or less,
The average value of the x coordinate of the reflection chromaticity is 0.2960 or more and 0.3034 or less,
The average value of the y coordinate of the reflection chromaticity is 0.3391 or more and 0.3453 or less,
An image display device characterized by the above.
を特徴とする請求項１に記載の画像表示装置。 The positive C plate, Tei Rukoto formed by the liquid crystal compound,
The image display apparatus according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014229159A JP2015079255A (en) | 2014-11-11 | 2014-11-11 | Optical film, transfer body for optical film, and image display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014229159A JP2015079255A (en) | 2014-11-11 | 2014-11-11 | Optical film, transfer body for optical film, and image display device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013098429A Division JP5876441B2 (en) | 2013-05-08 | 2013-05-08 | Image display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2015079255A JP2015079255A (en) | 2015-04-23 |
| JP2015079255A5 true JP2015079255A5 (en) | 2016-10-20 |
Family
ID=53010660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014229159A Pending JP2015079255A (en) | 2014-11-11 | 2014-11-11 | Optical film, transfer body for optical film, and image display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2015079255A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017097217A (en) * | 2015-11-26 | 2017-06-01 | 大日本印刷株式会社 | Optical film and image display device |
| JP6709637B2 (en) * | 2016-03-07 | 2020-06-17 | 日東電工株式会社 | Polarizing plate with optical compensation layer and organic EL panel using the same |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003035821A (en) * | 2001-07-25 | 2003-02-07 | Fuji Photo Film Co Ltd | Optical retardation plate, polarizing plate and reflective liquid crystal display device |
| JP4293888B2 (en) * | 2003-03-31 | 2009-07-08 | 日東電工株式会社 | Broadband cholesteric liquid crystal film manufacturing method, circularly polarizing plate, linearly polarizing element, illumination device, and liquid crystal display device |
| JP2006163343A (en) * | 2004-11-15 | 2006-06-22 | Nitto Denko Corp | Elliptical polarization plate and picture display device using it |
| JP2006268007A (en) * | 2005-02-25 | 2006-10-05 | Nitto Denko Corp | Method of producing elliptically polarizing plate and image display device using the elliptically polarizing plate |
| JP4737629B2 (en) * | 2005-12-16 | 2011-08-03 | 日東電工株式会社 | Elliptical polarizing plate and image display device using the same |
| JP2007171231A (en) * | 2005-12-19 | 2007-07-05 | Epson Imaging Devices Corp | Liquid crystal device and electronic device |
| JP4849454B2 (en) * | 2006-05-12 | 2012-01-11 | 日東電工株式会社 | Elliptical polarizing plate and image display device using the same |
| JP2009086651A (en) * | 2007-09-11 | 2009-04-23 | Toray Ind Inc | Retardation film, circularly polarizing plate and display device using the same |
| JP5373293B2 (en) * | 2008-01-29 | 2013-12-18 | 富士フイルム株式会社 | Compound, liquid crystal composition and anisotropic material |
| JP5876440B2 (en) * | 2013-04-25 | 2016-03-02 | 大日本印刷株式会社 | Image display device |
-
2014
- 2014-11-11 JP JP2014229159A patent/JP2015079255A/en active Pending
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