TW565730B - Phase difference plate, circular polarizing plate, touch panel and reflective liquid crystal display device - Google Patents

Phase difference plate, circular polarizing plate, touch panel and reflective liquid crystal display device Download PDF

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Publication number
TW565730B
TW565730B TW090116733A TW90116733A TW565730B TW 565730 B TW565730 B TW 565730B TW 090116733 A TW090116733 A TW 090116733A TW 90116733 A TW90116733 A TW 90116733A TW 565730 B TW565730 B TW 565730B
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TW
Taiwan
Prior art keywords
phase difference
liquid crystal
film
touch panel
display device
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Application number
TW090116733A
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English (en)
Inventor
Hiroaki Sata
Hiroyuki Mori
Takamichi Fujii
Original Assignee
Fuji Photo Film Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP2000206695A external-priority patent/JP2002022946A/ja
Priority claimed from JP2001071846A external-priority patent/JP2002099388A/ja
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Application granted granted Critical
Publication of TW565730B publication Critical patent/TW565730B/zh

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    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363Birefringent elements, e.g. for optical compensation
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/30Polarising elements
    • G02B5/3083Birefringent or phase retarding elements
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363Birefringent elements, e.g. for optical compensation
    • G02F1/133637Birefringent elements, e.g. for optical compensation characterised by the wavelength dispersion

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)

Description

565730 六、申請專利範圍 所測得遲滯値(Re( 450 ))爲108〜120nm,以波長590nm所 測得遲滯値(Re( 590 ))爲 130〜152nm,且滿足Re( 590 )-Re(450) — 2nm 之關係。 4 .如申請專利範圍第1項之位相差板,其中該聚合物薄膜 係纖維素酯薄膜。 5 ·如申請專利範圍第1項之位相差板,其中該聚合物薄膜 係醋酸纖維素酯薄膜。 6 ·如申請專利範圍第1項之位相差板,其中該醋酸纖維素 酯薄膜係由醋化度55.0〜6 1.5%之醋酸纖維素酯所組成。 7 .如申請專利範圍第5項之位相差板,其中該醋酸纖維素 酯薄膜係由6位取代率爲30%以上、40%以下的醋酸纖維 素酯所組成。 8 ·如申請專利範圍第5項之位相差板,其中該聚合物薄膜 係至少具有二個芳香族環,且二個芳香族環的立體配置 並無立體阻障之分子構造的化合物。 9 .如申請專利範圍第1項之位相差板,其中該聚合物薄膜 之吸濕膨脹係數係3〇Xl(T5/cm2/%RH以下。 I 0 ·如申請專利範圍第1項之位相差板,其中該聚合物薄膜 係經軋延處理過的薄膜,薄膜面內之遲延相軸平均方向 係在軋延方向的±5°以內,其標準偏差在0.2以內。 II .如申請專利範圍第i項之位相差板,其中該聚合物薄膜 係經軋延處理過的薄膜,薄膜面內之遲延相軸平均方向 係在軋延方向的± 1G以內,其標準偏差在1 .0以內。, 565730 六、申請專利範圍 1 2 ·如申請專利範圍第1項之位相差板,其中該聚合物薄膜 係經軋延處理過的薄膜,且面內遲延相軸方向折射率 nx、面內遲延相軸方向折之垂直方向的折射率ny、及厚 度方向的折射率nz,滿足IS (nx-nz)/(nx-ny)S 2的關 係。 13·—種圓偏光板,其特徵在於:其係將由以波長450nm所 測得遲滯値(Re( 4 50 ))爲100〜125nm、以波長590nm所測 得遲滯値(Re(590))爲 120〜160nm之滿足86(590)-Re( 4 50 )$2nni之關係的單張聚合物薄膜所組成,並且在 波長45 0nm與波長750nm中依下式(I )及(Π )所定義的 DR0 及 DR20,係符合 IDR20(又)· DR0( λ ) I S 0.02 關係 的位相差板、與偏光膜,使位相差板面內遲.延相軸與偏 光膜偏光軸間之角度呈45°方式予以疊層而成; (I ) DR0( λ )=Re( λ ) / Re( 5 50 ) (Π) DR20( λ )=Re20( λ ) / Re20 ( 550 ) [其中,λ係指測量波長;Re ( λ )係指在薄膜表面的 法線方向所測得遲滯値;Re20( λ )係由薄膜表面的法線 方向以2(^角度所測得遲滯値]。 14·一種位相差板,其特徵在於:其係由以波長450nm所測 得遲滯値(Re( 4 50 ))爲200〜2 5 0nm、以波長590nm所測得 遲滯値(Re( 590 ))爲 240 〜320ηπι 之滿足 Re( 590 )- Re( 450) 2 4nm之關係的單張聚合物薄膜所組成,並且在波長 450nm與波長750nm中依下式(I )及(Π)所定義的DR0 565730 六、申請專利範圍 及DR20,係符合IDR20(又)-DR0( λ )丨‘ 〇.〇2關係的位 相差板; (I ) DR0(入)=Re( λ )/ Re(550) (Π ) DR20( λ )=Re20( λ )/ Re20 ( 550 ) [其中,λ係指測量波長;Re ( λ )係指在薄膜表面的 法線方向所測得遲滯値;Re20 ( λ )係由薄膜表面的法線 方向以200角度所測得遲滯値]。 15.—種觸控板,其特徵在於:其係至少在單面上設透明導 電膜的二張透明導電性基板,依透明導電性·基板間呈相 對向方式配置,並至少其中一者的透明導電性基板爲λ / 4板,或至少其中一者的透明導電性基板的表面上疊 層有λ /4板之觸控板;其中該λ /4板係由以波長450nm 所測得遲滯値(Re( 450 ))爲100〜125nm、以波長590nm所 測得遲滯値(Re( 590 ))爲120〜160nm之滿足Re( 590 )-Re( 450 )22nm之關係的單張聚合物薄膜所組成,並且在 波長450nm與波長750nm依下式(I )及(π )所定義的 DR0 及 DR2◦中,係符合丨 DR20( λ ) - DR0( λ )丨 S 〇 · 02 關 係之板; (I ) DR0( λ )=Re( λ )/ Re( 550 ) (Π ) DR20( λ )=Re20( λ )/ Re20(550) [其中’ λ係指測量波長;Re ( λ )係指在薄膜表面的 法線方向所測得遲滯値;Re20( λ )係由薄膜表面的法線 方向以20^角度所測得遲滯値]。 -4- 565730 六、申請專利範圍 1 6 .如申請專利範圍第丨5項之觸控板,其中在該聚合物薄 膜端更進一步疊層偏光膜,並依使聚合物薄膜之面內遲 延相軸、與偏光膜之偏光軸的角度,實質上係呈45°方 式配置。 1 7 ·如申請專利範圍第丨5項之觸控板,其中至少在該聚合 物薄膜其中一面上,設置表面阻抗率1〇4Ω/□以下的透 明導電膜。 18.—種反射型液晶顯示裝置,其特徵在於:其係具備有偏 光膜、λ /4板、觸控板及反射型液晶晶格的反射型液 晶顯示裝置;其中該λ /4板係由以波長450nm所測得遲 滯値(Re( 450))爲100〜125nm、以波長590nm所測得遲滯 値(Re( 590 ))爲 120 〜160nm 之滿足 Re( 590 )- Re( 450 )g 2nm之關係的單張聚合物薄膜所組成,並且在波長 4 5 0nm與波長750nm中依下式(I )及(Π )所定義的DR0 及 DR20,係符合 IDR20( λ )- DR0( λ ) I S 0.02 關係者; (I ) DR0( λ )=Re( λ ) / Re( 5 50 ) (Π) DR20( λ )=Re20( λ )/ Re20(550) [其中,λ係指測量波長;Re ( λ )係指在薄膜表面的 法線方向所測得遲滯値;Re20 ( λ )係由薄膜表面的法線 方向以200角度所測得遲滯値]。 1 9 ·如申請專利範圍第1 8項之反射型液晶顯示裝置,係依 序疊層偏光膜、λ / 4板' 觸控板及反射型液晶晶格。 20 ·如申請專利範圍第1 8項之反射型液晶顯示裝置,其中 565730 六、申請專利範圍 該觸控板與反射型液晶晶格係共具單張基板,在共具基 板的雙面上設置透明電極。 2 1 · —種主客型液晶顯示裝置,其係具備有偏光膜、λ / 4 板、觸控板及主客型液晶晶格的反射型液晶顯示裝置; 其中該;I /4板係由以波長45 0nm所測得遲滯値(Re ( 45 0 )) 爲100〜125nm、以波長590nm所測得遲滯値(Re( 590 ))爲 120〜160nm之滿足Re( 590 )- Re( 450 )^2nm之關係的單 張聚合物薄膜所組成,並且在波長450nm與波長750nm 中係下式(I )及(Π )所定義的DR0及DR20,係符合 IDR20( λ )- DR0( λ ) I S 0.02 關係者; (I ) DR0( λ )=Re( λ ) / Re( 550 ) (Π ) DR20( λ )=Re20( λ ) / Re20( 550 ) [其中,λ係指測量波長;Re ( λ )係指在薄膜表面的 法線方向所測得遲滯値;Re20( λ )係由薄膜表面的法線 方向,以200角度所測得遲滯値]。 22. 如申請專利範圍第21項之主客型液晶顯示裝置,係依 序疊層λ / 4板、觸控板及主客型液晶晶格。 23. 如申請專利範圍第21項之主客型液晶顯示裝置,其中該 觸控板與主客型液晶晶格係共具單張基板,在共具基板 的雙面上設置透明電極。
TW090116733A 2000-07-07 2001-07-09 Phase difference plate, circular polarizing plate, touch panel and reflective liquid crystal display device TW565730B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000206695A JP2002022946A (ja) 2000-07-07 2000-07-07 位相差板および円偏光板
JP2000219510 2000-07-19
JP2000218383 2000-07-19
JP2001071846A JP2002099388A (ja) 2000-07-19 2001-03-14 タッチパネル、反射型液晶表示装置およびゲストホスト型液晶表示装置

Publications (1)

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TW565730B true TW565730B (en) 2003-12-11

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Application Number Title Priority Date Filing Date
TW090116733A TW565730B (en) 2000-07-07 2001-07-09 Phase difference plate, circular polarizing plate, touch panel and reflective liquid crystal display device

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KR (1) KR100810484B1 (zh)
AU (1) AU2001269485A1 (zh)
TW (1) TW565730B (zh)
WO (1) WO2002004997A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8603611B2 (en) 2005-05-26 2013-12-10 Gunze Limited Transparent planar body and transparent touch switch

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100704412B1 (ko) * 2004-10-21 2007-04-05 옵티맥스 테크놀러지 코포레이션 광학 보상막 및 이 광학 보상막을 내장한 편광판과액정모니터 장치
US7757781B2 (en) 2007-10-12 2010-07-20 Halliburton Energy Services, Inc. Downhole motor assembly and method for torque regulation
TWI554931B (zh) * 2014-03-18 2016-10-21 Japan Display Inc A display device with a sensor

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JP2612196B2 (ja) * 1988-12-14 1997-05-21 富士写真フイルム株式会社 位相差フイルム及びその製造方法
JP2811392B2 (ja) * 1992-11-30 1998-10-15 富士写真フイルム株式会社 複屈折フイルム及びそれを用いた液晶表示装置
JPH10293301A (ja) * 1997-04-18 1998-11-04 Sony Corp 反射型ゲストホスト液晶表示装置
JP2000154261A (ja) * 1997-10-20 2000-06-06 Fuji Photo Film Co Ltd セルロースアセテートフイルム、その製造方法、光学補償シートおよび液晶表示装置
JP2000112663A (ja) * 1997-11-27 2000-04-21 Kanegafuchi Chem Ind Co Ltd 透明タッチパネルおよび透明タッチパネル付液晶セル
JP2000056301A (ja) * 1998-08-04 2000-02-25 Kanegafuchi Chem Ind Co Ltd 光学装置
JP4234823B2 (ja) * 1998-09-30 2009-03-04 富士フイルム株式会社 光学補償シートおよび液晶表示装置
JP3459779B2 (ja) * 1998-10-30 2003-10-27 帝人株式会社 位相差板
EP1457792A1 (en) 1998-10-30 2004-09-15 Teijin Limited Retardation film and optical device employing it
JP4163825B2 (ja) * 1999-09-22 2008-10-08 富士フイルム株式会社 位相差板の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8603611B2 (en) 2005-05-26 2013-12-10 Gunze Limited Transparent planar body and transparent touch switch

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Publication number Publication date
WO2002004997A1 (fr) 2002-01-17
AU2001269485A1 (en) 2002-01-21
KR20030014421A (ko) 2003-02-17
KR100810484B1 (ko) 2008-03-07

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