JP2003035820A5 - - Google Patents

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Publication number
JP2003035820A5
JP2003035820A5 JP2001223746A JP2001223746A JP2003035820A5 JP 2003035820 A5 JP2003035820 A5 JP 2003035820A5 JP 2001223746 A JP2001223746 A JP 2001223746A JP 2001223746 A JP2001223746 A JP 2001223746A JP 2003035820 A5 JP2003035820 A5 JP 2003035820A5
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JP
Japan
Prior art keywords
type
polarizing plate
retardation film
viewing angle
wide viewing
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Application number
JP2001223746A
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Japanese (ja)
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JP4276392B2 (en
JP2003035820A (en
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Priority to JP2001223746A priority Critical patent/JP4276392B2/en
Priority claimed from JP2001223746A external-priority patent/JP4276392B2/en
Publication of JP2003035820A publication Critical patent/JP2003035820A/en
Publication of JP2003035820A5 publication Critical patent/JP2003035820A5/ja
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Publication of JP4276392B2 publication Critical patent/JP4276392B2/en
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Expired - Fee Related legal-status Critical Current

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Claims (2)

二軸性位相差フィルムの単体又は複層体からなり入射角60度で（1/2±3/40）×πなる位相差をもつ1/4波長板の一面側に、下記Ｃ型又はＰ型の広視野角偏光板をその位相差フィルム層側で対面配置してなることを特徴とする円偏光板。
記
Ｃ型：偏光子に面内位相差＝250〜300nm、Ｎz＝0.1〜0.4なる複屈折特性を有する二軸性の位相差フィルムを直交型に重ねてなる広視野角偏光板
Ｐ型：偏光子に面内位相差＝250〜300nm、Ｎz＝0.6〜1.1なる複屈折特性を有する二軸性の位相差フィルムを平行型に重ねてなる広視野角偏光板The following C type or P is formed on one side of a quarter-wave plate made of a single or multi-layered biaxial retardation film and having a phase difference of ( 1/2 ± 3/40) × π at an incident angle of 60 degrees. A circularly polarizing plate comprising a type of wide viewing angle polarizing plate facing to the retardation film layer side.
C type: A wide viewing angle polarizing plate in which a biaxial retardation film having a birefringence characteristic of in-plane retardation = 250 to 300 nm and Nz = 0.1 to 0.4 is superimposed on an orthogonal type on a polarizer P type: polarized light Wide viewing angle polarizing plate in which a biaxial retardation film having a birefringence characteristic of in-plane retardation = 250 to 300 nm and Nz = 0.6 to 1.1 is overlapped on a parallel type 液晶セルの片側又は両側に請求項１記載の円偏光板をその1/4波長板側で対面配置してなることを特徴とする液晶ディスプレイ。  A liquid crystal display comprising: a circularly polarizing plate according to claim 1 arranged on one side or both sides of a liquid crystal cell so as to face each other on the quarter wavelength plate side.
JP2001223746A 2001-07-25 2001-07-25 Circularly polarizing plate and liquid crystal display using the same Expired - Fee Related JP4276392B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001223746A JP4276392B2 (en) 2001-07-25 2001-07-25 Circularly polarizing plate and liquid crystal display using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001223746A JP4276392B2 (en) 2001-07-25 2001-07-25 Circularly polarizing plate and liquid crystal display using the same

Publications (3)

Publication Number Publication Date
JP2003035820A JP2003035820A (en) 2003-02-07
JP2003035820A5 true JP2003035820A5 (en) 2005-09-29
JP4276392B2 JP4276392B2 (en) 2009-06-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001223746A Expired - Fee Related JP4276392B2 (en) 2001-07-25 2001-07-25 Circularly polarizing plate and liquid crystal display using the same

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JP (1) JP4276392B2 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7289179B2 (en) 2002-11-08 2007-10-30 Samsung Electronics Co., Ltd. Liquid crystal display
CN100385306C (en) * 2003-05-16 2008-04-30 友达光电股份有限公司 Wide-view angle liquid crystal display device
JP4337409B2 (en) * 2003-06-06 2009-09-30 東レ株式会社 Retardation plate and circularly polarizing plate
JP4184189B2 (en) 2003-08-13 2008-11-19 株式会社 日立ディスプレイズ Light-emitting display device
EP1767966B1 (en) * 2004-06-29 2016-10-19 Sharp Kabushiki Kaisha Phase difference film, polarization film, liquid crystal display unit, and method of designing phase difference film
JP4761299B2 (en) * 2005-05-10 2011-08-31 日東電工株式会社 Liquid crystal panel and liquid crystal display device
KR101665598B1 (en) 2009-10-05 2016-10-13 삼성디스플레이 주식회사 Polarizer and display device having the polarizer
US9250473B2 (en) 2009-10-05 2016-02-02 Samsung Display Co., Ltd. Polarizing plate and display apparatus having the same
KR20120055129A (en) * 2010-11-23 2012-05-31 동우 화인켐 주식회사 Antireflective polarizing plate and image display apparatus comprising the same
JP2012177907A (en) * 2011-02-01 2012-09-13 Fujifilm Corp Liquid crystal display device
US8780301B2 (en) 2011-10-07 2014-07-15 Japan Display West Inc. Liquid crystal display device
CN103207426B (en) * 2013-03-28 2015-09-16 京东方科技集团股份有限公司 A kind of polaroid and 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
JP6797537B2 (en) * 2016-03-11 2020-12-09 日東電工株式会社 Polarizing plate with optical compensation layer and organic EL panel using it
KR102126052B1 (en) 2017-12-04 2020-06-23 삼성에스디아이 주식회사 Polarizing plate for light emitting display apparatus and light emitting display apparatus compsiring the same
JP7077372B2 (en) * 2020-08-25 2022-05-30 日東電工株式会社 Polarizing plate with optical compensation layer and organic EL panel using it

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