CN112189152B - 改善的光分布元件 - Google Patents

改善的光分布元件 Download PDF

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Publication number
CN112189152B
CN112189152B CN201980034041.3A CN201980034041A CN112189152B CN 112189152 B CN112189152 B CN 112189152B CN 201980034041 A CN201980034041 A CN 201980034041A CN 112189152 B CN112189152 B CN 112189152B
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CN
China
Prior art keywords
light
functional layer
optical
layer
light distribution
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
CN201980034041.3A
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English (en)
Chinese (zh)
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CN112189152A (zh
Inventor
K.林科
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
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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 CN112189152A publication Critical patent/CN112189152A/zh
Application granted granted Critical
Publication of CN112189152B publication Critical patent/CN112189152B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B6/0035—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
    • G02B6/005—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
    • G02B6/0033—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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • 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
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • 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
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Optical Integrated Circuits (AREA)
CN201980034041.3A 2018-05-21 2019-05-21 改善的光分布元件 Active CN112189152B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862674260P 2018-05-21 2018-05-21
US62/674,260 2018-05-21
PCT/IB2019/054173 WO2019224705A1 (en) 2018-05-21 2019-05-21 Improved light distribution element

Publications (2)

Publication Number Publication Date
CN112189152A CN112189152A (zh) 2021-01-05
CN112189152B true CN112189152B (zh) 2024-06-18

Family

ID=68616610

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980034041.3A Active CN112189152B (zh) 2018-05-21 2019-05-21 改善的光分布元件

Country Status (8)

Country Link
US (1) US11650364B2 (https=)
EP (1) EP3797322A4 (https=)
JP (1) JP7328257B2 (https=)
KR (1) KR102746689B1 (https=)
CN (1) CN112189152B (https=)
SG (1) SG11202011569QA (https=)
TW (1) TWI856959B (https=)
WO (1) WO2019224705A1 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN111239887B (zh) * 2020-03-24 2024-06-14 杭州矽能新材料有限公司 一种导光膜及其生产方法及导光装置
CN116134268B (zh) * 2020-07-28 2025-12-23 日东电工株式会社 照明装置用导光部件、照明装置及建筑部件
EP4191125A4 (en) * 2020-07-28 2024-08-14 Nitto Denko Corporation TABLE TOP LIGHTING DEVICE
KR20230047084A (ko) * 2020-07-28 2023-04-06 닛토덴코 가부시키가이샤 조명 장치
JP7704362B2 (ja) * 2020-07-28 2025-07-08 日東電工株式会社 建築物
CN115176196B (zh) * 2020-11-18 2024-04-09 京东方科技集团股份有限公司 光源模组及其制备方法和显示模组
CN112764152B (zh) 2021-02-08 2022-09-02 捷开通讯(深圳)有限公司 显示组件及显示装置
WO2023276704A1 (ja) * 2021-06-29 2023-01-05 日東電工株式会社 発光装置用導光部材および発光装置
CN113915585A (zh) * 2021-10-14 2022-01-11 长春一汽富维海拉车灯有限公司 一种高均匀性多色光学结构
ES2993512B2 (es) * 2023-06-26 2025-07-23 Seat Sa Sistema de iluminacion

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1461394A (zh) * 2000-09-25 2003-12-10 三菱丽阳株式会社 一种光源装置
US20130314943A1 (en) * 2012-05-22 2013-11-28 Jiandong Huang Waveguide with Controlled Light Collimation

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0862428A (ja) * 1994-08-18 1996-03-08 Dainippon Printing Co Ltd エッジライト型面光源
JP4472221B2 (ja) * 2000-09-25 2010-06-02 三菱レイヨン株式会社 漏光モジュレータを有する光源装置
JP2002358811A (ja) * 2001-05-31 2002-12-13 Harison Toshiba Lighting Corp 光透過装置、バックライトユニット、液晶表示装置
KR20070010478A (ko) * 2005-07-19 2007-01-24 삼성전자주식회사 광학시트, 이를 갖는 백라이트 어셈블리 및 이를 갖는표시장치
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
US8070341B2 (en) * 2008-12-18 2011-12-06 Visteon Global Technologies, Inc. Light pipe with uniformly lit appearance
JP2011210595A (ja) * 2010-03-30 2011-10-20 Mitsubishi Rayon Co Ltd 照明装置
US20110244187A1 (en) * 2010-04-06 2011-10-06 Modilis Holdings Llc Internal Cavity Optics
JP6046031B2 (ja) * 2010-04-06 2016-12-14 クレアオプト オウ 組込み空洞を有する積層構造および関連する製造方法
KR101808185B1 (ko) * 2010-12-27 2018-01-19 삼성전자 주식회사 도광판, 이를 포함하는 백라이트유닛, 디스플레이장치 및 도광판 제조방법
US20140140091A1 (en) * 2012-11-20 2014-05-22 Sergiy Victorovich Vasylyev Waveguide illumination system
JP2013159099A (ja) * 2012-02-08 2013-08-19 Kuraray Co Ltd 光学部材の製造方法
US8630518B2 (en) 2012-05-22 2014-01-14 Sharp Laboratories Of America, Inc. Ultra-thin waveguide with controlled light extraction
EP2888524A1 (en) * 2012-08-24 2015-07-01 3M Innovative Properties Company Variable index light extraction layer and method of making the same
KR20150137953A (ko) * 2014-05-30 2015-12-09 삼성전자주식회사 삼차원 디스플레이 장치
WO2016050687A1 (en) * 2014-10-03 2016-04-07 Philips Lighting Holding B.V. A light concentrator for use in a lighting device
WO2019026865A1 (ja) 2017-08-04 2019-02-07 日東電工株式会社 光取り出し部材

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1461394A (zh) * 2000-09-25 2003-12-10 三菱丽阳株式会社 一种光源装置
US20130314943A1 (en) * 2012-05-22 2013-11-28 Jiandong Huang Waveguide with Controlled Light Collimation

Also Published As

Publication number Publication date
US11650364B2 (en) 2023-05-16
CN112189152A (zh) 2021-01-05
SG11202011569QA (en) 2020-12-30
KR102746689B1 (ko) 2024-12-26
WO2019224705A1 (en) 2019-11-28
TW202012834A (zh) 2020-04-01
EP3797322A1 (en) 2021-03-31
JP7328257B2 (ja) 2023-08-16
TWI856959B (zh) 2024-10-01
EP3797322A4 (en) 2022-01-12
JP2021524939A (ja) 2021-09-16
KR20210013064A (ko) 2021-02-03
US20210181399A1 (en) 2021-06-17

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