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TW200745619A - Light diffuser, manufacturing method of light diffuser, surface-emitting device, display device and illuminance device - Google Patents

Light diffuser, manufacturing method of light diffuser, surface-emitting device, display device and illuminance device

Info

Publication number
TW200745619A
TW200745619A TW096111059A TW96111059A TW200745619A TW 200745619 A TW200745619 A TW 200745619A TW 096111059 A TW096111059 A TW 096111059A TW 96111059 A TW96111059 A TW 96111059A TW 200745619 A TW200745619 A TW 200745619A
Authority
TW
Taiwan
Prior art keywords
foam
light diffuser
area
occupancy
rate
Prior art date
Application number
TW096111059A
Other languages
English (en)
Inventor
Junya Kojima
Tomoyuki Takada
Fumio Jinno
Original Assignee
Oji Paper Co
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 Oji Paper Co filed Critical Oji Paper Co
Publication of TW200745619A publication Critical patent/TW200745619A/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
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • 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
    • G02B5/0247—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of voids or pores
    • 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
    • G02B5/0263—Diffusing elements; Afocal elements characterised by the diffusing properties with positional variation of the diffusing properties, e.g. gradient or patterned diffuser
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
TW096111059A 2006-03-29 2007-03-29 Light diffuser, manufacturing method of light diffuser, surface-emitting device, display device and illuminance device TW200745619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006089921A JP2007264343A (ja) 2006-03-29 2006-03-29 光拡散体、光拡散体の製造方法、面発光装置、表示装置及び照明装置

Publications (1)

Publication Number Publication Date
TW200745619A true TW200745619A (en) 2007-12-16

Family

ID=38541269

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096111059A TW200745619A (en) 2006-03-29 2007-03-29 Light diffuser, manufacturing method of light diffuser, surface-emitting device, display device and illuminance device

Country Status (3)

Country Link
JP (1) JP2007264343A (zh)
TW (1) TW200745619A (zh)
WO (1) WO2007111353A1 (zh)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8172387B2 (en) 2008-04-18 2012-05-08 Industrial Technology Research Institute Supply system and injection-head structure thereof
CN102822247A (zh) * 2010-04-14 2012-12-12 3M创新有限公司 图案化梯度聚合物膜和方法
CN109613636A (zh) * 2018-12-28 2019-04-12 深圳Tcl数字技术有限公司 光扩散板制造方法、光扩散板及背光模组
CN110133774A (zh) * 2018-07-25 2019-08-16 湖北费米拉曼光电科技有限公司 一种多孔扩散膜及其制备方法与应用
TWI738459B (zh) * 2020-08-12 2021-09-01 穎台科技股份有限公司 光擴散板及其製法
TWI753842B (zh) * 2020-08-12 2022-01-21 穎台科技股份有限公司 光擴散板及其製法
TWI889713B (zh) * 2019-10-11 2025-07-11 荷蘭商Ａｓｍｌ荷蘭公司 漫散器、其形成方法、全像漫散器、及相關微影裝置

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009057362A1 (ja) * 2007-11-02 2009-05-07 Sharp Kabushiki Kaisha 拡散部材、拡散ユニット、照明ユニット、および表示装置
US7845826B2 (en) * 2008-01-15 2010-12-07 Skc Haas Display Films Co., Ltd. Multilayered integrated backlight illumination assembly
WO2010001649A1 (ja) * 2008-07-04 2010-01-07 シャープ株式会社 液晶表示装置
KR101192257B1 (ko) 2008-10-02 2012-10-18 주식회사 엘지화학 광원 은폐 성능이 우수한 집광 필름
KR101540216B1 (ko) 2008-11-03 2015-07-29 삼성디스플레이 주식회사 광학 부재 및 그를 포함하는 표시 장치
US20120013810A1 (en) * 2009-01-20 2012-01-19 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
RU2012109921A (ru) * 2009-09-16 2013-10-27 Шарп Кабусики Кайся Устройство освещения, устройство отображения и телевизионный приемник
WO2013132819A1 (ja) * 2012-03-06 2013-09-12 富士フイルム株式会社 ハニカム構造フィルムの製造方法
KR101612750B1 (ko) * 2015-10-21 2016-04-15 주식회사 젬 엘이디 등
FR3105408B1 (fr) * 2019-12-23 2021-12-03 cosnova GmbH Mesure de la couleur d’une cible zone d’intérêt d’un materieau, à éclairement contrôlé
FR3105407B1 (fr) 2019-12-23 2021-12-03 cosnova GmbH Mesure de la couleur d'une cible zone d'intérêt d’un materiau, avec des cibles d’etalonnage de couleur

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03256090A (ja) * 1990-03-06 1991-11-14 Meitaku Syst:Kk エッジライトパネルの輝度向上手段
JPH05477A (ja) * 1991-06-21 1993-01-08 Nippon Zeon Co Ltd 輝度均一化シート及びその製造方法
JPH0694923A (ja) * 1991-07-25 1994-04-08 Ono Gijutsu Kenkyusho:Kk 薄型ライトボックス
JP2004002812A (ja) * 2002-04-25 2004-01-08 Oji Paper Co Ltd 発泡性組成物およびそれを用いる発泡体の製造方法
JP2005054176A (ja) * 2003-07-18 2005-03-03 Oji Paper Co Ltd シート状発泡体およびその製造方法
JP4608977B2 (ja) * 2003-07-18 2011-01-12 王子製紙株式会社 光反射体

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8172387B2 (en) 2008-04-18 2012-05-08 Industrial Technology Research Institute Supply system and injection-head structure thereof
CN102822247A (zh) * 2010-04-14 2012-12-12 3M创新有限公司 图案化梯度聚合物膜和方法
CN110133774A (zh) * 2018-07-25 2019-08-16 湖北费米拉曼光电科技有限公司 一种多孔扩散膜及其制备方法与应用
CN109613636A (zh) * 2018-12-28 2019-04-12 深圳Tcl数字技术有限公司 光扩散板制造方法、光扩散板及背光模组
TWI889713B (zh) * 2019-10-11 2025-07-11 荷蘭商Ａｓｍｌ荷蘭公司 漫散器、其形成方法、全像漫散器、及相關微影裝置
TWI738459B (zh) * 2020-08-12 2021-09-01 穎台科技股份有限公司 光擴散板及其製法
TWI753842B (zh) * 2020-08-12 2022-01-21 穎台科技股份有限公司 光擴散板及其製法

Also Published As

Publication number Publication date
JP2007264343A (ja) 2007-10-11
WO2007111353A1 (ja) 2007-10-04

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