KR20190025604A - 광학 부재 및 액정 표시 장치 - Google Patents
광학 부재 및 액정 표시 장치 Download PDFInfo
- Publication number
- KR20190025604A KR20190025604A KR1020197000098A KR20197000098A KR20190025604A KR 20190025604 A KR20190025604 A KR 20190025604A KR 1020197000098 A KR1020197000098 A KR 1020197000098A KR 20197000098 A KR20197000098 A KR 20197000098A KR 20190025604 A KR20190025604 A KR 20190025604A
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- South Korea
- Prior art keywords
- protective cover
- optical member
- liquid crystal
- crystal display
- display device
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- 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.)
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/03—Viewing layer characterised by chemical composition
- C09K2323/035—Ester polymer, e.g. polycarbonate, polyacrylate or polyester
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
- Liquid Crystal (AREA)
- Surface Treatment Of Optical Elements (AREA)
- Overhead Projectors And Projection Screens (AREA)
Abstract
Description
도 2는 본 발명의 다른 실시 형태의 광학 부재의 단면도이다.
도 3은 본 발명의 또 다른 실시 형태의 광학 부재의 단면도이다.
2 : 보호 커버
3 : 층간 충전 점착제
4 : 반사 방지 필름
10, 11, 12 : 광학 부재
Claims (7)
- 편광 필름과 보호 커버를 구비하고,
상기 보호 커버의 면내 위상차가 1000nm 이상이며,
상기 보호 커버의 지상축과 상기 편광 필름의 흡수축이 이루는 각도가 40°∼50°인 광학 부재. - 제1항에 있어서,
상기 보호 커버의 면내 위상차가 7000nm 이상인 광학 부재. - 제1항 또는 제2항에 있어서,
상기 보호 커버의 두께가 1000㎛ 이상인 광학 부재. - 제1항 내지 제3항 중의 어느 한 항에 있어서,
상기 보호 커버의 ASTM-D790의 굽힘 시험 방법에 의한 굽힘 강도를 S(kgf/cm2)로 하고, 상기 보호 커버의 두께를 T(mm)로 하였을 때, S×T값이 400 이상인 광학 부재. - 제1항 내지 제4항 중의 어느 한 항에 있어서,
상기 보호 커버와 상기 편광 필름과의 사이에 점착제가 충전되어 있는 광학 부재. - 제1항 내지 제5항 중의 어느 한 항에 있어서,
상기 보호 커버의 상기 편광 필름과는 반대측에 반사 방지 필름이 적층되어 있는 광학 부재. - 제1항 내지 제6항 중의 어느 한 항에 기재된 광학 부재를 구비한 액정 표시 장치.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016136203 | 2016-07-08 | ||
| JPJP-P-2016-136203 | 2016-07-08 | ||
| JPJP-P-2017-125801 | 2017-06-28 | ||
| JP2017125801A JP7039195B2 (ja) | 2016-07-08 | 2017-06-28 | 光学部材及び液晶表示装置 |
| PCT/JP2017/023978 WO2018008522A1 (ja) | 2016-07-08 | 2017-06-29 | 光学部材及び液晶表示装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20190025604A true KR20190025604A (ko) | 2019-03-11 |
| KR102447404B1 KR102447404B1 (ko) | 2022-09-27 |
Family
ID=61020147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020197000098A Active KR102447404B1 (ko) | 2016-07-08 | 2017-06-29 | 광학 부재 및 액정 표시 장치 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20200310192A1 (ko) |
| EP (1) | EP3483642A4 (ko) |
| JP (1) | JP7039195B2 (ko) |
| KR (1) | KR102447404B1 (ko) |
| CN (1) | CN109416428A (ko) |
| TW (1) | TWI830687B (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020091064A1 (ja) * | 2018-11-02 | 2020-05-07 | 日東電工株式会社 | 偏光性光学機能フィルム積層体及びこれに用いる偏光フィルム |
| KR102810393B1 (ko) * | 2019-02-11 | 2025-05-22 | 삼성디스플레이 주식회사 | 표시장치 |
| CN113946070A (zh) * | 2021-09-26 | 2022-01-18 | 深圳市三利谱光电科技股份有限公司 | 一种相位延迟偏光片及其加工工艺和光学显示装置 |
| CN114495721B (zh) * | 2022-02-07 | 2023-09-01 | 武汉华星光电半导体显示技术有限公司 | 显示面板及显示装置 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070058687A (ko) * | 2004-11-26 | 2007-06-08 | 미쯔이카가쿠 가부시기가이샤 | 디스플레이용 창 재료 |
| JP2011059488A (ja) * | 2009-09-11 | 2011-03-24 | Sumitomo Chemical Co Ltd | 偏光板および液晶表示装置 |
| JP2011215646A (ja) | 2011-07-22 | 2011-10-27 | Keio Gijuku | 液晶表示装置の視認性改善方法、及びそれを用いた液晶表示装置 |
| KR20140019289A (ko) * | 2010-09-17 | 2014-02-14 | 미츠비시 가스 가가쿠 가부시키가이샤 | Tn 액정 패널의 전면판 |
| KR20150079609A (ko) * | 2012-10-29 | 2015-07-08 | 다이니폰 인사츠 가부시키가이샤 | 인셀 터치 패널 액정 소자의 전방면용 광학 적층체 및 이것을 사용한 인셀 터치 패널형 액정 표시 장치 |
| KR20150115815A (ko) * | 2013-02-08 | 2015-10-14 | 도요보 가부시키가이샤 | 화상 표시 장치 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10212373A (ja) * | 1996-11-26 | 1998-08-11 | Sumitomo Chem Co Ltd | ディスプレイ前面板 |
| CN1171950C (zh) * | 2000-03-30 | 2004-10-20 | 帝人株式会社 | 芳香族聚碳酸酯组合物、其生产方法及其成型品 |
| JP4566384B2 (ja) * | 2000-10-30 | 2010-10-20 | 日東電工株式会社 | 偏光板 |
| WO2007027026A1 (en) | 2005-08-31 | 2007-03-08 | Lg Chem, Ltd. | Reflection plate for backlight unit and backlight unit of liquid crystal display having good thermal conductivity |
| US7604381B2 (en) * | 2007-04-16 | 2009-10-20 | 3M Innovative Properties Company | Optical article and method of making |
| US7898628B2 (en) * | 2007-08-29 | 2011-03-01 | Mitsubishi Electric Corporation | Liquid crystal display device |
| WO2012049977A1 (ja) * | 2010-10-13 | 2012-04-19 | 三菱瓦斯化学株式会社 | Tn液晶表示装置の前面板 |
| JP2013020081A (ja) * | 2011-07-11 | 2013-01-31 | Dainippon Printing Co Ltd | 液晶ディスプレイ用保護フィルムおよび液晶ディスプレイ用保護板 |
| JP6167480B2 (ja) * | 2012-07-09 | 2017-07-26 | 大日本印刷株式会社 | 光学フィルム、偏光板、液晶パネルおよび画像表示装置 |
| JP6212844B2 (ja) * | 2012-09-14 | 2017-10-18 | 大日本印刷株式会社 | 光学フィルム、偏光板、液晶パネルおよび画像表示装置 |
| JP2014170221A (ja) * | 2013-02-07 | 2014-09-18 | Nitto Denko Corp | 円偏光板および屈曲可能な表示装置 |
| JP5932750B2 (ja) * | 2013-10-03 | 2016-06-08 | 住友化学株式会社 | 偏光板のセット及び前面板一体型液晶表示パネル |
| CN107533173B (zh) | 2015-04-13 | 2020-01-10 | 富士胶片株式会社 | 透明基材薄膜层叠体、触摸面板用传感器薄膜、触摸面板、图像显示装置及图像显示装置的可见性改善方法 |
-
2017
- 2017-06-28 JP JP2017125801A patent/JP7039195B2/ja active Active
- 2017-06-29 US US16/314,146 patent/US20200310192A1/en not_active Abandoned
- 2017-06-29 CN CN201780042479.7A patent/CN109416428A/zh active Pending
- 2017-06-29 KR KR1020197000098A patent/KR102447404B1/ko active Active
- 2017-06-29 EP EP17824127.9A patent/EP3483642A4/en not_active Withdrawn
- 2017-07-06 TW TW106122656A patent/TWI830687B/zh active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070058687A (ko) * | 2004-11-26 | 2007-06-08 | 미쯔이카가쿠 가부시기가이샤 | 디스플레이용 창 재료 |
| JP2011059488A (ja) * | 2009-09-11 | 2011-03-24 | Sumitomo Chemical Co Ltd | 偏光板および液晶表示装置 |
| KR20140019289A (ko) * | 2010-09-17 | 2014-02-14 | 미츠비시 가스 가가쿠 가부시키가이샤 | Tn 액정 패널의 전면판 |
| JP2011215646A (ja) | 2011-07-22 | 2011-10-27 | Keio Gijuku | 液晶表示装置の視認性改善方法、及びそれを用いた液晶表示装置 |
| KR20150079609A (ko) * | 2012-10-29 | 2015-07-08 | 다이니폰 인사츠 가부시키가이샤 | 인셀 터치 패널 액정 소자의 전방면용 광학 적층체 및 이것을 사용한 인셀 터치 패널형 액정 표시 장치 |
| KR20150115815A (ko) * | 2013-02-08 | 2015-10-14 | 도요보 가부시키가이샤 | 화상 표시 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3483642A4 (en) | 2020-02-26 |
| EP3483642A1 (en) | 2019-05-15 |
| US20200310192A1 (en) | 2020-10-01 |
| JP7039195B2 (ja) | 2022-03-22 |
| CN109416428A (zh) | 2019-03-01 |
| TWI830687B (zh) | 2024-02-01 |
| KR102447404B1 (ko) | 2022-09-27 |
| TW201804183A (zh) | 2018-02-01 |
| JP2018013773A (ja) | 2018-01-25 |
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