JP7560557B2 - 照明装置用導光部材、照明装置および建築部材 - Google Patents

照明装置用導光部材、照明装置および建築部材 Download PDF

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Publication number
JP7560557B2
JP7560557B2 JP2022539501A JP2022539501A JP7560557B2 JP 7560557 B2 JP7560557 B2 JP 7560557B2 JP 2022539501 A JP2022539501 A JP 2022539501A JP 2022539501 A JP2022539501 A JP 2022539501A JP 7560557 B2 JP7560557 B2 JP 7560557B2
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Japan
Prior art keywords
layer
light
refractive index
light guide
low refractive
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JP2022539501A
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Japanese (ja)
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JPWO2022025067A1 (https=
Inventor
恒三 中村
宇峰 翁
貴博 吉川
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Nitto Denko Corp
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Nitto Denko Corp
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Priority to JP2024162182A priority Critical patent/JP2024175102A/ja
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Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/006—General building constructions or finishing work for buildings, e.g. roofs, gutters, stairs or floors; Garden equipment; Sunshades or parasols
    • 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
    • G02B1/11—Anti-reflection coatings
    • 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
    • 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
    • G02B1/18—Coatings for keeping optical surfaces clean, e.g. hydrophobic or photo-catalytic films
    • 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
    • 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
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk of the light guide
    • 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
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0073—Light emitting diode [LED]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/1005—Outdoor lighting of working places, building sites or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/107—Outdoor lighting of the exterior of buildings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Panels For Use In Building Construction (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Surface Treatment Of Optical Elements (AREA)
JP2022539501A 2020-07-28 2021-07-27 照明装置用導光部材、照明装置および建築部材 Active JP7560557B2 (ja)

Priority Applications (1)

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JP2024162182A JP2024175102A (ja) 2020-07-28 2024-09-19 照明装置用導光部材、照明装置および建築部材

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2020127530 2020-07-28
JP2020127530 2020-07-28
JP2021084593 2021-05-19
JP2021084593 2021-05-19
PCT/JP2021/027768 WO2022025067A1 (ja) 2020-07-28 2021-07-27 照明装置用導光部材、照明装置および建築部材

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JPWO2022025067A1 JPWO2022025067A1 (https=) 2022-02-03
JP7560557B2 true JP7560557B2 (ja) 2024-10-02

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JP2024162182A Pending JP2024175102A (ja) 2020-07-28 2024-09-19 照明装置用導光部材、照明装置および建築部材

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Country Status (7)

Country Link
US (1) US20230280523A1 (https=)
EP (1) EP4191132A4 (https=)
JP (2) JP7560557B2 (https=)
KR (1) KR102814283B1 (https=)
CN (1) CN116134268B (https=)
TW (1) TWI910201B (https=)
WO (1) WO2022025067A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022260080A1 (ja) * 2021-06-09 2022-12-15 日東電工株式会社 照明装置用導光部材および照明装置
CN118339484A (zh) * 2022-03-31 2024-07-12 日东电工株式会社 光学构件的制造方法
DE102022125441A1 (de) * 2022-10-01 2024-04-04 polyscale GmbH & Co. KG Optische Einheit zum Abstrahlen von Licht und Verfahren zur Herstellung einer optischen Einheit
JP2024145363A (ja) * 2023-03-31 2024-10-15 日東電工株式会社 Ａｒデバイス
JP2024174483A (ja) 2023-06-05 2024-12-17 日東電工株式会社 積層フィルム、およびロール
JP2024174482A (ja) 2023-06-05 2024-12-17 日東電工株式会社 積層フィルム
JP2025130587A (ja) * 2024-02-27 2025-09-08 日東電工株式会社 積層フィルム、積層フィルムの製造方法、光学部材、及び、光学部材の製造方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000048617A (ja) 1998-07-28 2000-02-18 Nitto Denko Corp 導光板、面光源装置及び反射型液晶表示装置
JP2001215312A (ja) 2000-02-02 2001-08-10 Nitto Denko Corp 光学フィルム
JP2004086221A (ja) 2003-09-12 2004-03-18 Sharp Corp フロントライト及び表示装置
JP2011070777A (ja) 2009-09-24 2011-04-07 Nichia Corp 導光板、導光板の製造方法及びバックライトユニット
JP2013175419A (ja) 2012-02-27 2013-09-05 Asahi Techno Kk 導光板、面状発光装置及び面状表示装置
JP2015026600A (ja) 2013-06-17 2015-02-05 大日本印刷株式会社 導光板および照明装置
JP2018044994A (ja) 2016-09-12 2018-03-22 大日本印刷株式会社 表示装置
JP2018142530A (ja) 2017-02-27 2018-09-13 大日本印刷株式会社 調光部材、それを備えた建材、及び、建材の製造方法
WO2019180676A1 (en) 2018-03-22 2019-09-26 Nitto Denko Corporation Optical device

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4118389B2 (ja) * 1997-12-29 2008-07-16 日本ライツ株式会社 導光板および平面照明装置
DE69930025T2 (de) * 1998-04-17 2006-08-10 Nitto Denko Corp., Ibaraki Lichtleitende Platte, Oberfläche- Lichtquellenvorrichtung, und Reflexion-Type Flüssigkristall Anzeige
TW200500630A (en) 2003-06-18 2005-01-01 Asahi Chemical Ind Antireflective film
JP4448392B2 (ja) 2004-06-28 2010-04-07 Ｈｏｙａ株式会社 反射防止膜を有する光学素子の製造方法
US7973880B2 (en) * 2005-09-02 2011-07-05 Sharp Kabushiki Kaisha Illumination device and liquid crystal display device
JP2008040171A (ja) 2006-08-07 2008-02-21 Pentax Corp セルフクリーニング効果を有する反射防止膜を設けた光学素子及びその製造方法
TWI448643B (zh) * 2007-05-20 2014-08-11 3M Innovative Properties Co 背光與利用背光之顯示系統
KR20110043732A (ko) * 2008-08-08 2011-04-27 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광을 처리하기 위한 점탄성층을 갖는 도광체
JP5007416B2 (ja) 2009-02-17 2012-08-22 国立大学法人信州大学 多孔質シリカ膜の製造方法
JP5631776B2 (ja) * 2010-03-03 2014-11-26 株式会社東芝 照明装置およびこれを備えた液晶表示装置
US20110244187A1 (en) 2010-04-06 2011-10-06 Modilis Holdings Llc Internal Cavity Optics
KR20130109929A (ko) 2010-04-06 2013-10-08 오와이 아이씨에스 인텔리전트 컨트롤 시스템즈 리미티드 태양전지를 이용하기 위한 매립된 공동을 갖는 라미네이트 구조 및 이들의 관련 제조 방법
CN102844684B (zh) 2010-04-15 2015-03-25 日东电工株式会社 硬涂膜、偏光板、图像显示装置、以及硬涂膜的制造方法
JP2013525955A (ja) * 2010-04-16 2013-06-20 フレックス ライティング ２，エルエルシー フィルムベースのライトガイドを備える照明デバイス
WO2012116215A1 (en) * 2011-02-25 2012-08-30 3M Innovative Properties Company Illumination article and device for front-lighting reflective scattering element
JP6189052B2 (ja) * 2013-02-25 2017-08-30 恵和株式会社 ライトガイドフィルム、超薄型液晶バックライトユニット及び携帯型コンピュータ
JP2013178534A (ja) 2013-04-05 2013-09-09 Nitto Denko Corp 防眩性ハードコートフィルム、それを用いた偏光板および画像表示装置
CN104633531A (zh) * 2013-11-11 2015-05-20 富泰华精密电子（郑州）有限公司 侧入式背光模组
US20160329020A1 (en) * 2015-05-04 2016-11-10 Qualcomm Mems Technologies, Inc. Frontlight system with multiple angle light-turning features
JP2018036586A (ja) * 2016-09-02 2018-03-08 日東電工株式会社 光学部材
JP6905350B2 (ja) 2017-02-21 2021-07-21 日東電工株式会社 液晶表示装置および光学部材
WO2019026865A1 (ja) 2017-08-04 2019-02-07 日東電工株式会社 光取り出し部材
SG11202003940UA (en) 2017-11-01 2020-05-28 Nitto Denko Corp Light distribution structure and element, related method and uses
WO2019102959A1 (ja) 2017-11-21 2019-05-31 富士フイルム株式会社 片面照明兼用窓
JP6740490B2 (ja) * 2018-01-26 2020-08-12 日東電工株式会社 Ｌｅｄ照明器具用フィルム、ｌｅｄ照明器具
KR102746689B1 (ko) * 2018-05-21 2024-12-26 닛토덴코 가부시키가이샤 개량된 배광 소자
JP7217118B2 (ja) 2018-09-26 2023-02-02 日東電工株式会社 保護フィルム付き光学フィルム
JP2020067582A (ja) 2018-10-25 2020-04-30 日東電工株式会社 反射防止フィルム

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000048617A (ja) 1998-07-28 2000-02-18 Nitto Denko Corp 導光板、面光源装置及び反射型液晶表示装置
JP2001215312A (ja) 2000-02-02 2001-08-10 Nitto Denko Corp 光学フィルム
JP2004086221A (ja) 2003-09-12 2004-03-18 Sharp Corp フロントライト及び表示装置
JP2011070777A (ja) 2009-09-24 2011-04-07 Nichia Corp 導光板、導光板の製造方法及びバックライトユニット
JP2013175419A (ja) 2012-02-27 2013-09-05 Asahi Techno Kk 導光板、面状発光装置及び面状表示装置
JP2015026600A (ja) 2013-06-17 2015-02-05 大日本印刷株式会社 導光板および照明装置
JP2018044994A (ja) 2016-09-12 2018-03-22 大日本印刷株式会社 表示装置
JP2018142530A (ja) 2017-02-27 2018-09-13 大日本印刷株式会社 調光部材、それを備えた建材、及び、建材の製造方法
WO2019180676A1 (en) 2018-03-22 2019-09-26 Nitto Denko Corporation Optical device
WO2019182098A1 (ja) 2018-03-22 2019-09-26 日東電工株式会社 光学デバイス

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JP2024175102A (ja) 2024-12-17
WO2022025067A1 (ja) 2022-02-03
TWI910201B (zh) 2026-01-01
KR102814283B1 (ko) 2025-05-29
CN116134268A (zh) 2023-05-16
US20230280523A1 (en) 2023-09-07
EP4191132A4 (en) 2024-08-14
KR20230035069A (ko) 2023-03-10
EP4191132A1 (en) 2023-06-07
TW202213807A (zh) 2022-04-01
CN116134268B (zh) 2025-12-23
JPWO2022025067A1 (https=) 2022-02-03

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