JP7328257B2 - 改良された配光素子 - Google Patents

改良された配光素子 Download PDF

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Publication number
JP7328257B2
JP7328257B2 JP2020564334A JP2020564334A JP7328257B2 JP 7328257 B2 JP7328257 B2 JP 7328257B2 JP 2020564334 A JP2020564334 A JP 2020564334A JP 2020564334 A JP2020564334 A JP 2020564334A JP 7328257 B2 JP7328257 B2 JP 7328257B2
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JP
Japan
Prior art keywords
functional layer
light
optical
light distribution
distribution element
Prior art date
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JP2020564334A
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English (en)
Japanese (ja)
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JP2021524939A5 (https=
JP2021524939A (ja
JPWO2019224705A5 (https=
Inventor
リンコ，カリ
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
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Publication date
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Publication of JP2021524939A publication Critical patent/JP2021524939A/ja
Publication of JP2021524939A5 publication Critical patent/JP2021524939A5/ja
Publication of JPWO2019224705A5 publication Critical patent/JPWO2019224705A5/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
    • 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
    • G02B6/0036—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
    • G02B6/0065—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
    • G02B6/0033—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
    • G02B6/0066—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

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  • 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)
JP2020564334A 2018-05-21 2019-05-21 改良された配光素子 Active JP7328257B2 (ja)

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 (4)

Publication Number Publication Date
JP2021524939A JP2021524939A (ja) 2021-09-16
JP2021524939A5 JP2021524939A5 (https=) 2022-05-27
JPWO2019224705A5 JPWO2019224705A5 (https=) 2022-05-27
JP7328257B2 true JP7328257B2 (ja) 2023-08-16

Family

ID=68616610

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020564334A Active JP7328257B2 (ja) 2018-05-21 2019-05-21 改良された配光素子

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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002222604A (ja) 2000-09-25 2002-08-09 Mitsubishi Rayon Co Ltd 漏光モジュレータを有する光源装置
JP2011210595A (ja) 2010-03-30 2011-10-20 Mitsubishi Rayon Co Ltd 照明装置
JP2013159099A (ja) 2012-02-08 2013-08-19 Kuraray Co Ltd 光学部材の製造方法

Family Cites Families (16)

* 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
KR100867066B1 (ko) * 2000-09-25 2008-11-04 미츠비시 레이온 가부시키가이샤 면 광원 장치
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
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
US8630518B2 (en) 2012-05-22 2014-01-14 Sharp Laboratories Of America, Inc. Ultra-thin waveguide with controlled light extraction
US8971680B2 (en) 2012-05-22 2015-03-03 Sharp Laboratories Of America, Inc. Waveguide with Controlled Light Collimation
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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002222604A (ja) 2000-09-25 2002-08-09 Mitsubishi Rayon Co Ltd 漏光モジュレータを有する光源装置
JP2011210595A (ja) 2010-03-30 2011-10-20 Mitsubishi Rayon Co Ltd 照明装置
JP2013159099A (ja) 2012-02-08 2013-08-19 Kuraray Co Ltd 光学部材の製造方法

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
TWI856959B (zh) 2024-10-01
CN112189152B (zh) 2024-06-18
EP3797322A4 (en) 2022-01-12
JP2021524939A (ja) 2021-09-16
KR20210013064A (ko) 2021-02-03
US20210181399A1 (en) 2021-06-17

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