JP2002196117A - 光拡散層、光拡散性シート及び光学素子 - Google Patents

光拡散層、光拡散性シート及び光学素子

Info

Publication number
JP2002196117A
JP2002196117A JP2000392255A JP2000392255A JP2002196117A JP 2002196117 A JP2002196117 A JP 2002196117A JP 2000392255 A JP2000392255 A JP 2000392255A JP 2000392255 A JP2000392255 A JP 2000392255A JP 2002196117 A JP2002196117 A JP 2002196117A
Authority
JP
Japan
Prior art keywords
light diffusion
layer
resin film
diffusion layer
film layer
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.)
Pending
Application number
JP2000392255A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002196117A5 (OSRAM
Inventor
Takuya Matsunaga
卓也 松永
Hiroshi Shibata
浩 芝田
Takayuki Shigematsu
崇之 重松
Masayuki Satake
正之 佐竹
Takamori Shoda
位守 正田
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.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Priority to JP2000392255A priority Critical patent/JP2002196117A/ja
Priority to US10/029,721 priority patent/US6861121B2/en
Priority to KR1020010084204A priority patent/KR100841841B1/ko
Priority to TW090132042A priority patent/TW520445B/zh
Publication of JP2002196117A publication Critical patent/JP2002196117A/ja
Publication of JP2002196117A5 publication Critical patent/JP2002196117A5/ja
Priority to US10/983,520 priority patent/US7264865B2/en
Pending legal-status Critical Current

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
    • G02B5/0205—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • B29D11/00798—Producing diffusers
    • 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
    • G02B5/0226—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 having particles on the surface
    • 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
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/72—Modifying the appearance of television pictures by optical filters or diffusing screens
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y10T428/24372—Particulate matter
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y10T428/24372—Particulate matter
    • Y10T428/24405—Polymer or resin [e.g., natural or synthetic rubber, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/254—Polymeric or resinous material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Laminated Bodies (AREA)
JP2000392255A 2000-12-25 2000-12-25 光拡散層、光拡散性シート及び光学素子 Pending JP2002196117A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2000392255A JP2002196117A (ja) 2000-12-25 2000-12-25 光拡散層、光拡散性シート及び光学素子
US10/029,721 US6861121B2 (en) 2000-12-25 2001-12-20 Optical diffusing layer, optical diffusing sheet, and optical element
KR1020010084204A KR100841841B1 (ko) 2000-12-25 2001-12-24 광확산층, 광확산성 시트, 광학 소자 및 화상 표시장치
TW090132042A TW520445B (en) 2000-12-25 2001-12-24 Optical diffusing layer, optical diffusing sheet, and optical element
US10/983,520 US7264865B2 (en) 2000-12-25 2004-11-08 Optical diffusing layer, optical diffusing sheet, and optical element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000392255A JP2002196117A (ja) 2000-12-25 2000-12-25 光拡散層、光拡散性シート及び光学素子

Publications (2)

Publication Number Publication Date
JP2002196117A true JP2002196117A (ja) 2002-07-10
JP2002196117A5 JP2002196117A5 (OSRAM) 2004-07-22

Family

ID=18858271

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000392255A Pending JP2002196117A (ja) 2000-12-25 2000-12-25 光拡散層、光拡散性シート及び光学素子

Country Status (4)

Country Link
US (2) US6861121B2 (OSRAM)
JP (1) JP2002196117A (OSRAM)
KR (1) KR100841841B1 (OSRAM)
TW (1) TW520445B (OSRAM)

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6741307B2 (en) 2001-11-29 2004-05-25 Nitto Denko Corporation Optical diffusion sheet, optical element, and viewing display
JP2005234554A (ja) * 2004-01-23 2005-09-02 Fuji Photo Film Co Ltd 反射防止フィルム、偏光板および画像表示装置
WO2005088356A1 (ja) * 2004-03-12 2005-09-22 Dai Nippon Printing Co., Ltd. 透過型スクリーン用光拡散部材
JP2007041495A (ja) * 2004-11-30 2007-02-15 Fujifilm Corp 防眩性反射防止フィルム、該防眩性反射防止フィルムを用いた偏光板、該偏光板を用いた液晶表示装置
WO2007111026A1 (ja) * 2006-03-29 2007-10-04 Tomoegawa Co., Ltd. 光学フィルム
WO2008020587A1 (fr) * 2006-08-14 2008-02-21 Dai Nippon Printing Co., Ltd. Stratifié optique antireflet
CN100399104C (zh) * 2002-08-09 2008-07-02 奥林巴斯株式会社 投影观察装置
WO2008093769A1 (ja) * 2007-01-31 2008-08-07 Tomoegawa Co., Ltd. 光学積層フィルム
US7419707B2 (en) 2005-02-21 2008-09-02 Fujifilm Corporation Coating composition for the formation of low refractive index layer, antireflection film, polarizing plate and liquid crystal display device
KR100859365B1 (ko) * 2004-03-12 2008-09-22 다이니폰 인사츠 가부시키가이샤 투과형 스크린용 광확산 부재
JP2008293005A (ja) * 2007-04-25 2008-12-04 Fujifilm Corp 液晶表示装置
JP2009098557A (ja) * 2007-10-19 2009-05-07 Sumitomo Chemical Co Ltd 光拡散性積層樹脂フィルムおよびその製造方法
JP2011107335A (ja) * 2009-11-16 2011-06-02 Tomoegawa Paper Co Ltd 光学積層体
JP2012098734A (ja) * 2005-03-30 2012-05-24 Dainippon Printing Co Ltd 防眩性光学積層体
US8212551B2 (en) 2004-08-03 2012-07-03 Ntn Corporation Bearing with absolute angle sensor
JP2014006448A (ja) * 2012-06-26 2014-01-16 Daicel Corp 光学フィルム及びその製造方法
US8778489B2 (en) 2007-03-31 2014-07-15 Tomoegawa Co., Ltd. Optical layered product
JP2014194551A (ja) * 2005-02-21 2014-10-09 Dainippon Printing Co Ltd 防眩性光学積層体
KR20150106345A (ko) 2014-03-11 2015-09-21 다이니폰 인사츠 가부시키가이샤 터치 패널, 표시 장치 및 광학 시트, 광학 시트의 선별 방법 및 광학 시트의 제조 방법
KR20150106344A (ko) 2014-03-11 2015-09-21 다이니폰 인사츠 가부시키가이샤 터치 패널, 표시 장치 및 광학 시트, 광학 시트의 선별 방법 및 광학 시트의 제조 방법
KR20160143797A (ko) 2014-04-11 2016-12-14 주식회사 쿠라레 광 확산 패턴 설계 방법, 광 확산판의 제조 방법 및 광 확산판
JP2017024291A (ja) * 2015-07-23 2017-02-02 帝人株式会社 フィルム
KR20170122189A (ko) 2015-02-26 2017-11-03 다이니폰 인사츠 가부시키가이샤 터치 패널, 표시 장치 및 광학 시트, 그리고 광학 시트의 선별 방법 및 광학 시트의 제조 방법
KR20180068859A (ko) 2016-12-14 2018-06-22 가부시키가이샤 도판 도모에가와 옵티컬 필름 광학 적층체, 편광판 및 표시 장치
KR20190005972A (ko) 2016-06-27 2019-01-16 가부시키가이샤 도판 도모에가와 옵티컬 필름 광학 적층체, 편광판 및 표시 장치

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JP4484381B2 (ja) * 2001-02-28 2010-06-16 株式会社カネカ アクリル系艶消し熱可塑性樹脂フィルムとその製造方法
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KR100962650B1 (ko) * 2003-03-05 2010-06-11 삼성전자주식회사 광학시트 및 이를 사용하는 액정표시장치
WO2004090587A1 (ja) * 2003-04-02 2004-10-21 Asahi Kasei Chemicals Corporation 光拡散板
JP2005024885A (ja) * 2003-07-02 2005-01-27 Fuji Photo Film Co Ltd 液晶表示装置
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US20070065638A1 (en) * 2005-09-20 2007-03-22 Eastman Kodak Company Nano-structured thin film with reduced light reflection
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