TWI248523B - Optical laminate with controlled scattering and transmitting properties - Google Patents

Optical laminate with controlled scattering and transmitting properties Download PDF

Info

Publication number
TWI248523B
TWI248523B TW091120714A TW91120714A TWI248523B TW I248523 B TWI248523 B TW I248523B TW 091120714 A TW091120714 A TW 091120714A TW 91120714 A TW91120714 A TW 91120714A TW I248523 B TWI248523 B TW I248523B
Authority
TW
Taiwan
Prior art keywords
light
film
optical
scattering
scattering layer
Prior art date
Application number
TW091120714A
Other languages
English (en)
Chinese (zh)
Inventor
Takamasa Harada
Original Assignee
Az Electronic Materials Japan
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
Application filed by Az Electronic Materials Japan filed Critical Az Electronic Materials Japan
Application granted granted Critical
Publication of TWI248523B publication Critical patent/TWI248523B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0231—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0284—Diffusing elements; Afocal elements characterized by the use used in reflection
    • 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
    • G02F1/133504—Diffusing, scattering, diffracting elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Laminated Bodies (AREA)
TW091120714A 2001-09-17 2002-09-11 Optical laminate with controlled scattering and transmitting properties TWI248523B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001282010A JP4928693B2 (ja) 2001-09-17 2001-09-17 制御された散乱・透過特性を有する光学積層体

Publications (1)

Publication Number Publication Date
TWI248523B true TWI248523B (en) 2006-02-01

Family

ID=19105724

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091120714A TWI248523B (en) 2001-09-17 2002-09-11 Optical laminate with controlled scattering and transmitting properties

Country Status (6)

Country Link
JP (1) JP4928693B2 (ja)
KR (1) KR20040044934A (ja)
CN (1) CN1288458C (ja)
MY (1) MY129486A (ja)
TW (1) TWI248523B (ja)
WO (1) WO2003025632A1 (ja)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005044744A (ja) * 2003-07-25 2005-02-17 Clariant Internatl Ltd 面光源装置
JP2005050654A (ja) * 2003-07-28 2005-02-24 Clariant Internatl Ltd 面光源装置
TW200600825A (en) * 2004-03-16 2006-01-01 Tomoegawa Paper Co Ltd Anisotropic light diffusion medium and production method therefor
KR100487105B1 (ko) * 2004-06-04 2005-05-04 주식회사 엘지에스 광학필름
ATE525665T1 (de) 2004-07-27 2011-10-15 Dolby Lab Licensing Corp Diffusor für licht aus einer lichtquellengruppe und damit ausgerüstete displays
JP4135940B2 (ja) * 2004-10-20 2008-08-20 株式会社巴川製紙所 異方性拡散媒体
JP2007219027A (ja) * 2006-02-14 2007-08-30 Tomoegawa Paper Co Ltd 異方散乱粘着部材
JP2008139736A (ja) 2006-12-05 2008-06-19 Sumitomo Chemical Co Ltd 光拡散板
TW200949369A (en) * 2008-02-15 2009-12-01 3M Innovative Properties Co Brightness enhancing film and film based diffuser for improved illumination uniformity of displays
EP2331647A4 (en) * 2008-09-17 2012-02-01 3M Innovative Properties Co OPTICAL ADHESIVE WITH DIFFUSION PROPERTIES
JP6096410B2 (ja) * 2010-12-13 2017-03-15 コーニング精密素材株式会社Corning Precision Materials Co., Ltd. 平板ディスプレイ及びその製造方法
JP5926941B2 (ja) * 2010-12-15 2016-05-25 リンテック株式会社 異方性光拡散フィルム用組成物および異方性光拡散フィルム
JPWO2012118082A1 (ja) * 2011-03-01 2014-07-07 東洋紡株式会社 視野角向上フィルム及び液晶表示装置
JP5913938B2 (ja) * 2011-11-30 2016-05-11 富士フイルム株式会社 光拡散性転写材料、光拡散層の形成方法、及び有機電界発光装置の製造方法
KR102001274B1 (ko) 2012-01-19 2019-07-17 린텍 가부시키가이샤 이방성 광확산 필름
CN103946728B (zh) * 2012-01-19 2017-06-27 琳得科株式会社 光扩散膜的制造方法和光扩散膜
JP6228380B2 (ja) * 2012-04-23 2017-11-08 恵和株式会社 視野角制限シート及びフラットパネルディスプレイ
JP6324662B2 (ja) * 2012-04-23 2018-05-16 恵和株式会社 視野角制限シート及びフラットパネルディスプレイ
KR101387382B1 (ko) 2013-03-13 2014-04-21 주식회사 엘지생활건강 필름 및 이를 포함하는 조명식 마감재
JP2019053167A (ja) * 2017-09-14 2019-04-04 日東電工株式会社 光学積層体
JP7201965B2 (ja) * 2017-12-05 2023-01-11 大日本印刷株式会社 光学積層体及び画像表示装置
JP7218876B2 (ja) * 2017-12-05 2023-02-07 大日本印刷株式会社 光学積層体及び画像表示装置
JP7132746B2 (ja) * 2018-05-18 2022-09-07 リンテック株式会社 モアレ抑制フィルム、モアレ抑制フィルム積層体、モアレ抑制フィルムを備えた複合表示装置
JP2020134894A (ja) * 2019-02-26 2020-08-31 リンテック株式会社 光拡散フィルム
JP7414397B2 (ja) * 2019-02-26 2024-01-16 リンテック株式会社 光拡散フィルム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3046730B2 (ja) * 1994-11-28 2000-05-29 シャープ株式会社 反射拡散板および反射型液晶表示装置
JP3376308B2 (ja) * 1998-03-16 2003-02-10 株式会社東芝 反射板および液晶表示装置
JP2000298204A (ja) * 1999-04-15 2000-10-24 Shiseido Co Ltd 光反射板並びにそれを用いた反射型液晶表示素子
JP4484330B2 (ja) * 1999-09-21 2010-06-16 ダイセル化学工業株式会社 異方性光散乱フィルム
JP2001091708A (ja) * 1999-09-27 2001-04-06 Keiwa Inc 光学シート及びこれを用いたバックライトユニット
JP2001194515A (ja) * 1999-10-27 2001-07-19 Nippon Kayaku Co Ltd 反射板および反射半透過板
JP2001154005A (ja) * 1999-11-25 2001-06-08 Hitachi Cable Ltd 高比屈折率差型光拡散板及び光照明用ガイド装置
JP4649693B2 (ja) * 1999-12-20 2011-03-16 コニカミノルタホールディングス株式会社 光拡散フィルム及びその製造方法
JP4462514B2 (ja) * 2000-01-31 2010-05-12 日東電工株式会社 光学フィルムおよび液晶表示装置

Also Published As

Publication number Publication date
CN1555498A (zh) 2004-12-15
JP2003090905A (ja) 2003-03-28
JP4928693B2 (ja) 2012-05-09
CN1288458C (zh) 2006-12-06
WO2003025632A1 (fr) 2003-03-27
MY129486A (en) 2007-04-30
KR20040044934A (ko) 2004-05-31

Similar Documents

Publication Publication Date Title
TWI248523B (en) Optical laminate with controlled scattering and transmitting properties
JP2005044744A (ja) 面光源装置
TWI292841B (en) Scattering sheet, and laminated sheet and liquid crystal display device using the same
JP2005050654A (ja) 面光源装置
KR100447671B1 (ko) 광학시트 및 그 제조방법
WO2018051700A1 (ja) 反射型表示装置用光拡散フィルム積層体及びこれを用いた反射型表示装置
KR101251702B1 (ko) 광학 필름 및 이것을 사용한 백라이트 장치
CN103109213A (zh) 光扩散元件、带光扩散元件的偏振板、偏光元件、及使用其的液晶显示装置
TWI729202B (zh) 反射型顯示裝置用光擴散膜積層體及使用此之反射型顯示裝置
TW200815855A (en) Light-redirecting film containing optical modification layer
JPH08184704A (ja) 光制御シート
JPWO2013088997A1 (ja) 面発光体および前面フィルム
JP2001235606A (ja) 反射機能及び透過機能を有する光学部材
JP2001350008A (ja) 反射機能及び透過機能を有する光学部材
JPH11223712A (ja) 拡散粘着シートおよびそれを用いた液晶表示装置
WO2004044629A1 (ja) 異方性光拡散粘着層、異方性光拡散粘着積層体、及び異方性光拡散粘着積層体を有する照明装置
JP2001356207A (ja) 光拡散部材
JP2002122714A (ja) 光拡散性粘着層、光拡散性粘着シートおよびそれを用いた液晶表示装置
KR100980068B1 (ko) 광학용 복합 필름
JP4506572B2 (ja) 光学シートとそれを用いたバックライト・ユニットおよびディスプレイ
JP3509703B2 (ja) 光学シートおよびその製造方法
WO2020203643A1 (ja) 反射型表示装置用光拡散フィルム積層体及びこれを用いた反射型表示装置
JP2002006124A (ja) 半透過半反射シート
JP2000330098A (ja) 液晶セル用基板、液晶セル及び液晶表示装置
JPH0727904A (ja) 光拡散シート

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees