CN104641264B - 具有基本上非成像嵌入扩散片的增亮膜 - Google Patents

具有基本上非成像嵌入扩散片的增亮膜 Download PDF

Info

Publication number
CN104641264B
CN104641264B CN201380020326.4A CN201380020326A CN104641264B CN 104641264 B CN104641264 B CN 104641264B CN 201380020326 A CN201380020326 A CN 201380020326A CN 104641264 B CN104641264 B CN 104641264B
Authority
CN
China
Prior art keywords
optical film
substrate
prisms
layer
layers
Prior art date
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.)
Active
Application number
CN201380020326.4A
Other languages
English (en)
Chinese (zh)
Other versions
CN104641264A (zh
Inventor
加里·T·博伊德
王庆兵
特里·D·彭
康妮·L·约翰逊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties 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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of CN104641264A publication Critical patent/CN104641264A/zh
Application granted granted Critical
Publication of CN104641264B publication Critical patent/CN104641264B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/48—Laser speckle optics
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • 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
    • G02B5/0221—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 an irregular structure
    • 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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Planar Illumination Modules (AREA)
CN201380020326.4A 2012-04-20 2013-04-12 具有基本上非成像嵌入扩散片的增亮膜 Active CN104641264B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261636424P 2012-04-20 2012-04-20
US61/636,424 2012-04-20
PCT/US2013/036291 WO2013158475A1 (en) 2012-04-20 2013-04-12 Brightness enhancement film with substantially non-imaging embedded diffuser

Publications (2)

Publication Number Publication Date
CN104641264A CN104641264A (zh) 2015-05-20
CN104641264B true CN104641264B (zh) 2017-09-08

Family

ID=48428617

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380020326.4A Active CN104641264B (zh) 2012-04-20 2013-04-12 具有基本上非成像嵌入扩散片的增亮膜

Country Status (6)

Country Link
US (1) US10571711B2 (https=)
JP (2) JP6338569B2 (https=)
KR (1) KR20150002820A (https=)
CN (1) CN104641264B (https=)
TW (1) TWI614537B (https=)
WO (1) WO2013158475A1 (https=)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102159604B1 (ko) 2012-11-21 2020-09-25 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광학 확산 필름 및 이를 제조하는 방법
US10557973B2 (en) 2012-12-14 2020-02-11 3M Innovative Properties Company Brightness enhancing film with embedded diffuser
TWI515490B (zh) * 2013-09-25 2016-01-01 友達光電股份有限公司 顯示裝置
WO2015050750A1 (en) 2013-10-02 2015-04-09 3M Innovative Properties Company Microstuctured diffuser comprising first microstructured layer and coating, optical stacks, and method
BR112016006775A2 (pt) 2013-10-02 2017-08-01 3M Innovative Properties Co pilha de filmes ópticos e artigo
WO2015050862A1 (en) 2013-10-02 2015-04-09 3M Innovative Properties Company Article comprising polyacrylate pressure sensitive primer and adhesive comprising polyacrylate component
JP6185446B2 (ja) * 2014-08-18 2017-08-23 富士フイルム株式会社 バックライトユニットおよび液晶表示装置
WO2016064667A1 (en) 2014-10-20 2016-04-28 3M Innovative Properties Company Room-facing light redirecting films with reduced glare
JP7009992B2 (ja) 2014-10-20 2022-01-26 スリーエム イノベイティブ プロパティズ カンパニー 断熱グレージングユニット及び微細構造化拡散部を含む微小光学層並びに方法
CN107111010B (zh) 2014-10-20 2019-04-05 3M创新有限公司 减少炫光的向阳光重定向膜
US10488014B2 (en) * 2015-06-16 2019-11-26 3M Innovative Properties Company Display including switchable backlight and front surface film
US11312100B2 (en) * 2015-12-28 2022-04-26 3M Innovative Properties Company Article with microstructured layer
JP7036509B2 (ja) 2016-05-15 2022-03-15 スリーエム イノベイティブ プロパティズ カンパニー 光方向転換フィルム構造体及びその製造方法
DE102016124612A1 (de) * 2016-12-16 2018-06-21 Carl Zeiss Microscopy Gmbh Segmentierte Optik für ein Beleuchtungsmodul zur winkelselektiven Beleuchtung
JP2020506417A (ja) * 2017-01-16 2020-02-27 スリーエム イノベイティブ プロパティズ カンパニー ファセット化された微細構造化表面
US10401553B2 (en) * 2017-03-21 2019-09-03 Keiwa Inc. Liquid crystal display device and turning film for liquid crystal display device
CN110709641B (zh) * 2017-06-06 2021-08-10 3M创新有限公司 包括宽幅转向膜和具有四分之一波长延迟器的反射偏振片的背光源
WO2019012428A1 (en) * 2017-07-12 2019-01-17 3M Innovative Properties Company MICRO-STRUCTURED FACET SURFACE
CN114706150B (zh) 2017-12-14 2024-06-11 唯亚威通讯技术有限公司 光学系统
CN109142470A (zh) * 2018-09-29 2019-01-04 业成科技（成都）有限公司 侦测装置及识别系统
CN110442273A (zh) * 2019-07-19 2019-11-12 深圳市华星光电半导体显示技术有限公司 红外触控显示装置
WO2021161128A1 (en) * 2020-02-10 2021-08-19 3M Innovative Properties Company Backlight for display
CN111679352A (zh) * 2020-06-09 2020-09-18 盐城东福电子科技有限公司 一种扩散片结构
TWI752856B (zh) * 2021-03-30 2022-01-11 弘勝光電股份有限公司 光學膜之結構
CN113588222B (zh) * 2021-09-26 2022-01-11 武汉精创电子技术有限公司 一种墨色一致性检测装置及方法
WO2024124373A1 (en) * 2022-12-12 2024-06-20 3M Innovative Properties Company Micro-lens coated reflective polarizer

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6025897A (en) 1993-12-21 2000-02-15 3M Innovative Properties Co. Display with reflective polarizer and randomizing cavity
US20100302479A1 (en) 1996-03-21 2010-12-02 Aronson Joseph T Optical article
US6100952A (en) 1997-06-04 2000-08-08 Korry Electronics Co. NVG-compatible AMLCD backlight having a ridged prismatic TIR with an embedded diffuser doped with an IR absorbing dye
TWI295388B (https=) 2001-03-28 2008-04-01 Au Optronics Corp
US6900941B2 (en) 2002-05-16 2005-05-31 Eastman Kodak Company Light diffuser with colored variable diffusion
US7224529B2 (en) * 2003-09-09 2007-05-29 3M Innovative Properties Company Microreplicated article
JP5009491B2 (ja) 2004-05-11 2012-08-22 出光興産株式会社 液晶バックライト装置用プリズム一体型光拡散板
JP2005327688A (ja) 2004-05-17 2005-11-24 Nippon Zeon Co Ltd エレクトロルミネッセンス素子、並びにこれを用いた照明装置および表示装置
KR100487105B1 (ko) 2004-06-04 2005-05-04 주식회사 엘지에스 광학필름
WO2006026743A1 (en) 2004-08-31 2006-03-09 Fusion Optix, Inc. Enhanced light diffusing sheet
KR100512193B1 (ko) 2004-10-29 2005-09-05 주식회사 엘지에스 광학필름 및 이를 갖는 백라이트유닛
JP2006220995A (ja) * 2005-02-10 2006-08-24 Sun Tec Kk 光学シート
WO2006133458A2 (en) * 2005-06-09 2006-12-14 Ubright Optronics Corporation Moire reducing optical substrates with irregular prism structures
US7777832B2 (en) 2005-11-18 2010-08-17 3M Innovative Properties Company Multi-function enhancement film
JP4006650B1 (ja) 2006-05-08 2007-11-14 ソニー株式会社 光学フィルムおよびその製造方法ならびに表示装置
TW200743874A (en) * 2006-05-29 2007-12-01 Chi Lin Technology Co Ltd Composite optical substrate
US7478913B2 (en) 2006-11-15 2009-01-20 3M Innovative Properties Back-lit displays with high illumination uniformity
JP2011502273A (ja) * 2007-10-12 2011-01-20 ブライト ビュー テクノロジーズ インコーポレイテッド 光マネジメントフィルム、バックライトユニット、及び関連構造体
KR20160073381A (ko) * 2008-05-23 2016-06-24 유브라이트 옵트로닉스 코포레이션 확산용 입자들이 기판에 분산되어 있는 휘도보강막
TW201015159A (en) 2008-10-02 2010-04-16 Gigastorage Corp Structure for multi-layer coating composite optical film
TWI406014B (zh) 2008-10-02 2013-08-21 Eternal Chemical Co Ltd 複合光學膜
JP5402486B2 (ja) * 2008-10-07 2014-01-29 大日本印刷株式会社 光学シート、面光源装置および透過型表示装置
WO2010120864A1 (en) 2009-04-15 2010-10-21 3M Innovative Properties Company Optical film
CN102460231B (zh) 2009-06-02 2016-05-18 3M创新有限公司 光重新定向膜和使用此膜的显示器
KR20120123741A (ko) 2010-01-13 2012-11-09 쓰리엠 이노베이티브 프로퍼티즈 컴파니 미세 구조화 저 굴절률 나노공극형 층을 갖는 광학 필름 및 이의 제조 방법

Also Published As

Publication number Publication date
JP6605557B2 (ja) 2019-11-13
KR20150002820A (ko) 2015-01-07
JP2018055112A (ja) 2018-04-05
JP6338569B2 (ja) 2018-06-06
TW201348756A (zh) 2013-12-01
US10571711B2 (en) 2020-02-25
JP2015520407A (ja) 2015-07-16
CN104641264A (zh) 2015-05-20
WO2013158475A1 (en) 2013-10-24
TWI614537B (zh) 2018-02-11
US20150116833A1 (en) 2015-04-30

Similar Documents

Publication Publication Date Title
CN104641264B (zh) 具有基本上非成像嵌入扩散片的增亮膜
US9389355B2 (en) Structured optical film
US8657472B2 (en) Light redirecting film and display system incorporating same
US8888333B2 (en) Light redirecting film and display system incorporating same
TWI584026B (zh) 適用於顯示裝置之背光
KR20160062043A (ko) 프리즘 시트, 면 광원 장치, 영상원 유닛 및 액정 표시 장치
US9618791B2 (en) Optical stack with asymmetric diffuser
WO2014093119A1 (en) Brightness enhancing film with embedded diffuser
US20130057806A1 (en) Liquid crystal display device
US8142041B2 (en) Lenticular film and backlight modules for use therewith
TWI763488B (zh) 立體影像顯示裝置
US20130044278A1 (en) Liquid crystal display device
TW201626075A (zh) 直下式導光結構、導光板及背光模組
US20140009960A1 (en) Backlight device
TW201917421A (zh) 刻面微結構化表面
US20240053522A1 (en) Optical film, optical construction, and display system
US20200081177A1 (en) Image source unit, and liquid crystal display device
JP2015087765A (ja) プリズムシート、面光源装置、映像源ユニット、及び液晶表示装置
JP6915296B2 (ja) 光学ユニット、面光源装置、映像源ユニット、及び液晶表示装置
KR20140097343A (ko) 광학 필름에서의 컬러 무라를 제어하기 위한 처리 방법
JP6110826B2 (ja) プリズムシート、面光源装置、映像源ユニット、及び液晶表示装置
KR200434118Y1 (ko) 광확산 및 집광 기능을 갖는 광학 필름 시트
JP2013161583A (ja) 導光板
JP2014199335A (ja) 映像源ユニット、液晶表示装置

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant