CN117396940A - 发光装置用导光部件以及发光装置 - Google Patents

发光装置用导光部件以及发光装置 Download PDF

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Publication number
CN117396940A
CN117396940A CN202280032264.8A CN202280032264A CN117396940A CN 117396940 A CN117396940 A CN 117396940A CN 202280032264 A CN202280032264 A CN 202280032264A CN 117396940 A CN117396940 A CN 117396940A
Authority
CN
China
Prior art keywords
light
layer
light guide
main surface
emitting device
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
CN202280032264.8A
Other languages
English (en)
Chinese (zh)
Inventor
翁宇峰
中村恒三
吉川贵博
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
Publication of CN117396940A publication Critical patent/CN117396940A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • F21V5/00—Refractors for light sources
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/0091—Reflectors for light sources using total internal reflection
    • 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
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • 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
    • F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar shape
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
CN202280032264.8A 2021-06-29 2022-06-16 发光装置用导光部件以及发光装置 Pending CN117396940A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021107331 2021-06-29
JP2021-107331 2021-06-29
PCT/JP2022/024179 WO2023276704A1 (ja) 2021-06-29 2022-06-16 発光装置用導光部材および発光装置

Publications (1)

Publication Number Publication Date
CN117396940A true CN117396940A (zh) 2024-01-12

Family

ID=84692344

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280032264.8A Pending CN117396940A (zh) 2021-06-29 2022-06-16 发光装置用导光部件以及发光装置

Country Status (7)

Country Link
US (1) US20240230978A1 (https=)
EP (1) EP4365481A4 (https=)
JP (1) JPWO2023276704A1 (https=)
KR (1) KR20240026886A (https=)
CN (1) CN117396940A (https=)
TW (1) TW202314303A (https=)
WO (1) WO2023276704A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025153272A (ja) * 2024-03-29 2025-10-10 日東電工株式会社 賦形フィルム、積層体、導光層付き積層体、及び照明装置
JP2025153273A (ja) * 2024-03-29 2025-10-10 日東電工株式会社 照明装置

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002333618A (ja) * 2001-05-07 2002-11-22 Nitto Denko Corp 反射型液晶表示装置
JP4122161B2 (ja) * 2002-02-04 2008-07-23 日本電産コパル株式会社 面発光装置
JP2004069729A (ja) 2002-08-01 2004-03-04 Okaya Electric Ind Co Ltd 光点式表示器
JP4009514B2 (ja) 2002-09-27 2007-11-14 倉敷繊維加工株式会社 生分解性空気清浄用フィルター
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
WO2007083805A1 (ja) * 2006-01-23 2007-07-26 Fujifilm Corporation 面状照明装置
US7955531B1 (en) * 2006-04-26 2011-06-07 Rohm And Haas Electronic Materials Llc Patterned light extraction sheet and method of making same
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
FR2908523B1 (fr) * 2006-11-14 2011-04-01 Saint Gobain Structure diffusante plane, son procede de fabrication et ses applications.
JP4351696B2 (ja) * 2006-12-01 2009-10-28 アルプス電気株式会社 照光機構付きの入力装置
JP4384214B2 (ja) * 2007-09-27 2009-12-16 株式会社 日立ディスプレイズ 面発光素子，画像表示素子及びそれを用いた画像表示装置
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
KR20120115568A (ko) * 2010-02-10 2012-10-18 쓰리엠 이노베이티브 프로퍼티즈 컴파니 점탄성 층을 구비한 조명 장치
US20110244187A1 (en) 2010-04-06 2011-10-06 Modilis Holdings Llc Internal Cavity Optics
US8834004B2 (en) * 2012-08-13 2014-09-16 3M Innovative Properties Company Lighting devices with patterned printing of diffractive extraction features
WO2014057395A1 (en) * 2012-10-11 2014-04-17 Koninklijke Philips N.V. Thin and efficient light guide system
JP5970660B2 (ja) * 2013-06-13 2016-08-17 パナソニックＩｐマネジメント株式会社 光取り込みシートおよび光取り込みロッド、ならびにそれらを用いた受光装置、発光装置および光ファイバー用増幅器
EP3281049A4 (en) * 2015-04-10 2018-11-14 3M Innovative Properties Company Lightguide including laminated extraction film
JP7340793B2 (ja) * 2016-11-17 2023-09-08 パナソニックＩｐマネジメント株式会社 表示装置
TW202520934A (zh) * 2017-11-01 2025-05-16 日商日東電工股份有限公司 光分布結構、其製造方法及所製成的元件
CN111656085A (zh) 2018-01-26 2020-09-11 日东电工株式会社 Led照明器具用膜、led照明器具
KR102746689B1 (ko) * 2018-05-21 2024-12-26 닛토덴코 가부시키가이샤 개량된 배광 소자
EP4108731A4 (en) 2020-02-21 2024-03-27 Nitto Denko Corporation ADHESIVE COMPOSITION LAYER, LAMINATE PRODUCT, OPTICAL LAMINATE PRODUCT, OPTICAL DEVICE, AND METHOD FOR PRODUCING OPTICAL LAMINATE PRODUCT
KR102936204B1 (ko) 2020-02-21 2026-03-10 닛토덴코 가부시키가이샤 접착제층, 적층체, 광학 적층체 및 광학 적층체의 제조 방법, 및 광학 장치

Also Published As

Publication number Publication date
EP4365481A4 (en) 2025-10-08
KR20240026886A (ko) 2024-02-29
TW202314303A (zh) 2023-04-01
EP4365481A1 (en) 2024-05-08
WO2023276704A1 (ja) 2023-01-05
US20240230978A1 (en) 2024-07-11
JPWO2023276704A1 (https=) 2023-01-05

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