CN106170720B - 具有多个光源的非对称转向膜 - Google Patents

具有多个光源的非对称转向膜 Download PDF

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Publication number
CN106170720B
CN106170720B CN201580018479.4A CN201580018479A CN106170720B CN 106170720 B CN106170720 B CN 106170720B CN 201580018479 A CN201580018479 A CN 201580018479A CN 106170720 B CN106170720 B CN 106170720B
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CN
China
Prior art keywords
light
light source
face
optical system
shape
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
CN201580018479.4A
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English (en)
Chinese (zh)
Other versions
CN106170720A (zh
Inventor
尼古拉斯·A·约翰逊
吉勒·让-巴普蒂斯特·伯努瓦
约翰·A·惠特利
肯尼斯·A·爱泼斯坦
大卫·斯科特·汤普森
迈克尔·E·劳特斯
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3M Innovative Properties Co
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3M Innovative Properties Co
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Publication date
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Publication of CN106170720A publication Critical patent/CN106170720A/zh
Application granted granted Critical
Publication of CN106170720B publication Critical patent/CN106170720B/zh
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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
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • 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
    • 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
    • F21V5/08—Refractors for light sources producing an asymmetric light distribution
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/14—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing polarised light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • 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
    • G02B5/0231—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 microprismatic or micropyramidal shape
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • 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)
  • General Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Elements Other Than Lenses (AREA)
CN201580018479.4A 2014-04-01 2015-03-27 具有多个光源的非对称转向膜 Active CN106170720B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461973720P 2014-04-01 2014-04-01
US61/973,720 2014-04-01
PCT/US2015/022925 WO2015153329A2 (en) 2014-04-01 2015-03-27 Asymmetric turning film with multiple light sources

Publications (2)

Publication Number Publication Date
CN106170720A CN106170720A (zh) 2016-11-30
CN106170720B true CN106170720B (zh) 2019-08-23

Family

ID=53264730

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580018479.4A Active CN106170720B (zh) 2014-04-01 2015-03-27 具有多个光源的非对称转向膜

Country Status (8)

Country Link
US (1) US10371350B2 (enExample)
EP (2) EP3126884A2 (enExample)
JP (2) JP2017511573A (enExample)
KR (1) KR20160138984A (enExample)
CN (1) CN106170720B (enExample)
SG (1) SG11201608201PA (enExample)
TW (1) TW201541148A (enExample)
WO (1) WO2015153329A2 (enExample)

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US10388230B2 (en) 2014-05-30 2019-08-20 3M Innovative Properties Company Temporally multiplexing backlight with asymmetric turning film
CN107750348A (zh) 2015-06-16 2018-03-02 3M创新有限公司 包括可切换背光源和前表面膜的显示器
CN108369301B (zh) 2015-12-09 2021-02-05 3M创新有限公司 光学叠堆
KR102405126B1 (ko) * 2016-02-22 2022-06-07 루미레즈 엘엘씨 루미너리로부터의 비대칭 광 세기 분포
US10955592B2 (en) 2016-11-03 2021-03-23 3M Innovative Properties Company Multiplexing backlight with asymmetric turning film
TW201918700A (zh) * 2017-05-05 2019-05-16 美商3M新設資產公司 散射測量系統及其使用方法
US10489613B2 (en) 2017-11-15 2019-11-26 Dell Products L.P. System and method of controlling light emissions of displays
US10684507B2 (en) 2018-03-19 2020-06-16 Dell Products L.P. System and method of controlling light emissions of displays
CN111221062B (zh) * 2020-03-19 2022-02-08 宁波舜宇车载光学技术有限公司 显示设备
CN211741786U (zh) 2020-03-19 2020-10-23 中强光电股份有限公司 双屏幕显示装置
CN212675319U (zh) 2020-08-07 2021-03-09 中强光电股份有限公司 光源模块及双屏幕显示装置
CN112987302B (zh) * 2021-02-05 2022-10-18 业成科技（成都）有限公司 头戴式显示装置及其显示系统
WO2024076876A1 (en) * 2022-10-04 2024-04-11 Brightview Technologies, Inc. Back light unit for backlit displays
CN119002122A (zh) 2023-05-22 2024-11-22 亮视技术公司 用于背光显示器的背光单元

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JP2013190778A (ja) * 2012-02-17 2013-09-26 Keio Gijuku 液晶表示装置
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CN1378653A (zh) * 1999-10-08 2002-11-06 3M创新有限公司 有可变角棱镜的光学薄膜
CN1816719A (zh) * 2003-07-15 2006-08-09 三菱丽阳株式会社 光源装置以及光偏转元件
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CN103562618A (zh) * 2011-05-31 2014-02-05 三菱电机株式会社 背光装置及液晶显示装置
CN102563527A (zh) * 2012-01-10 2012-07-11 张勇 反射面透镜
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CN203385885U (zh) * 2013-07-01 2014-01-08 富昱科技开发股份有限公司 导光板结构

Also Published As

Publication number Publication date
CN106170720A (zh) 2016-11-30
EP3748408A1 (en) 2020-12-09
JP2020074297A (ja) 2020-05-14
JP2017511573A (ja) 2017-04-20
WO2015153329A3 (en) 2016-01-21
JP7023269B2 (ja) 2022-02-21
WO2015153329A2 (en) 2015-10-08
KR20160138984A (ko) 2016-12-06
US20170175976A1 (en) 2017-06-22
US10371350B2 (en) 2019-08-06
TW201541148A (zh) 2015-11-01
EP3126884A2 (en) 2017-02-08
SG11201608201PA (en) 2016-10-28

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