KR20170122789A - 스위칭가능 확산기를 구비한 광학 시스템 - Google Patents

스위칭가능 확산기를 구비한 광학 시스템 Download PDF

Info

Publication number
KR20170122789A
KR20170122789A KR1020177027195A KR20177027195A KR20170122789A KR 20170122789 A KR20170122789 A KR 20170122789A KR 1020177027195 A KR1020177027195 A KR 1020177027195A KR 20177027195 A KR20177027195 A KR 20177027195A KR 20170122789 A KR20170122789 A KR 20170122789A
Authority
KR
South Korea
Prior art keywords
optical
optical system
state
switchable diffuser
light
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.)
Withdrawn
Application number
KR1020177027195A
Other languages
English (en)
Korean (ko)
Inventor
존 에이 휘틀리
구앙레이 두
케네스 에이 엡스타인
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 컴파니
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 쓰리엠 이노베이티브 프로퍼티즈 컴파니 filed Critical 쓰리엠 이노베이티브 프로퍼티즈 컴파니
Publication of KR20170122789A publication Critical patent/KR20170122789A/ko
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • 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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/003—Controlling the distribution of the light emitted by adjustment of elements by interposition of elements with electrically controlled variable light transmissivity, e.g. liquid crystal elements or electrochromic devices
    • 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
    • G02B5/0221—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 an irregular structure
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • 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
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13756—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering the liquid crystal selectively assuming a light-scattering state

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
KR1020177027195A 2015-03-05 2016-02-25 스위칭가능 확산기를 구비한 광학 시스템 Withdrawn KR20170122789A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562128742P 2015-03-05 2015-03-05
US62/128,742 2015-03-05
PCT/US2016/019506 WO2016140851A1 (en) 2015-03-05 2016-02-25 Optical system with switchable diffuser

Publications (1)

Publication Number Publication Date
KR20170122789A true KR20170122789A (ko) 2017-11-06

Family

ID=56848523

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020177027195A Withdrawn KR20170122789A (ko) 2015-03-05 2016-02-25 스위칭가능 확산기를 구비한 광학 시스템

Country Status (7)

Country Link
US (2) US20180003364A1 (enExample)
EP (1) EP3265854A4 (enExample)
JP (1) JP6663925B2 (enExample)
KR (1) KR20170122789A (enExample)
CN (1) CN107430218A (enExample)
TW (1) TW201643473A (enExample)
WO (1) WO2016140851A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6885877B2 (ja) 2015-04-24 2021-06-16 スリーエム イノベイティブ プロパティズ カンパニー グレーデッド拡散体
US9894257B2 (en) * 2015-05-13 2018-02-13 Apple Inc. Light source module with adjustable diffusion
USRE49613E1 (en) 2015-11-27 2023-08-15 Sioptica Gmbh Screen for a free and restricted operating mode
DE102017006285A1 (de) 2017-06-30 2019-01-03 Sioptica Gmbh Bildschirm für einen freien und einen eingeschränkten Sichtmodus
US11069179B2 (en) * 2018-10-03 2021-07-20 Sg Gaming, Inc. Gaming machine having enhanced emotive lighting
US10585194B1 (en) 2019-01-15 2020-03-10 Shenzhen Guangjian Technology Co., Ltd. Switchable diffuser projection systems and methods
CN111323931B (zh) * 2019-01-15 2023-04-14 深圳市光鉴科技有限公司 光投射系统和方法
KR102894906B1 (ko) 2019-06-07 2025-12-04 피씨엠에스 홀딩스, 인크. 분산 애퍼처들에 기초한 라이트 필드 디스플레이들을 위한 광학 방법 및 시스템
MX2022000041A (es) 2019-06-28 2022-04-06 Pcms Holdings Inc Método y sistema óptico para pantallas de campo de luz (lf) basados en difusores de cristal líquido (lc) sintonizables.
WO2021076424A1 (en) 2019-10-15 2021-04-22 Pcms Holdings, Inc. Method for projecting an expanded virtual image with a small light field display
US11579520B2 (en) 2020-05-05 2023-02-14 The University Of British Columbia Light field display
TWI895581B (zh) * 2021-02-02 2025-09-01 瑞士商羅立克科技股份公司 用於在光學感測器裝置之光敏元件上製造包含至少一個光學各向異性膜之空間受限的膜堆疊之方法，電子裝置，電子裝置之用途及電子裝置在顯示器裝備中之用途
FR3128783B1 (fr) * 2021-10-28 2023-10-06 Centre Nat Rech Scient Ecran de blindage electromagnetique auto-adaptatif a couches minces
US12487390B2 (en) * 2022-07-21 2025-12-02 Benq Materials Corporation Polarizer
US12163658B2 (en) * 2022-08-01 2024-12-10 Viavi Solutions Inc. Source-matched diffuser for low speckle illumination
TWI841091B (zh) * 2022-12-05 2024-05-01 元太科技工業股份有限公司 顯示裝置及其組裝方法

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2194663B (en) 1986-07-18 1990-06-20 Stc Plc Display device
US5183597A (en) 1989-02-10 1993-02-02 Minnesota Mining And Manufacturing Company Method of molding microstructure bearing composite plastic articles
US5175030A (en) 1989-02-10 1992-12-29 Minnesota Mining And Manufacturing Company Microstructure-bearing composite plastic articles and method of making
US5882774A (en) 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
US5644369A (en) 1995-02-24 1997-07-01 Motorola Switchable lens/diffuser
US5831698A (en) 1996-08-20 1998-11-03 International Business Machines Corporation Electrically variable diffuser
US6179948B1 (en) 1998-01-13 2001-01-30 3M Innovative Properties Company Optical film and process for manufacture thereof
US6808658B2 (en) 1998-01-13 2004-10-26 3M Innovative Properties Company Method for making texture multilayer optical films
JP3900805B2 (ja) * 2000-08-03 2007-04-04 株式会社日立製作所 照明装置及びそれを用いた液晶表示装置
US6550943B2 (en) 2001-05-25 2003-04-22 Illume, L.L.C. Lamp masking method and apparatus
GB0317714D0 (en) 2003-07-29 2003-09-03 Koninkl Philips Electronics Nv Autostereoscopic display apparatus
US7273640B2 (en) 2003-11-21 2007-09-25 Rohm And Haas Denmark Finance A/S Highly reflective optical element
US20060256244A1 (en) 2004-02-25 2006-11-16 Jak Martin J J Display device and an illumination system therefor
US7349043B2 (en) 2004-05-24 2008-03-25 Nec Corporation Light source, display device, portable terminal device, and ray direction switching element
JP4020397B2 (ja) 2004-06-14 2007-12-12 惠次 飯村 点光源を用いた面光源
US8033706B1 (en) * 2004-09-09 2011-10-11 Fusion Optix, Inc. Lightguide comprising a low refractive index region
EP1805553A1 (en) 2004-10-18 2007-07-11 Koninklijke Philips Electronics N.V. Beam shapers using electrically controllable scattering
KR100716143B1 (ko) * 2005-09-05 2007-05-10 도레이새한 주식회사 광확산 필름
CN100582831C (zh) * 2006-12-22 2010-01-20 鸿富锦精密工业（深圳）有限公司 导光板及背光模组
WO2009102733A2 (en) * 2008-02-12 2009-08-20 Qualcomm Mems Technologies, Inc. Integrated front light diffuser for reflective displays
US7699516B1 (en) 2008-02-21 2010-04-20 Finity Labs Back light module with micro Fresnel lens
US20100014027A1 (en) 2008-07-16 2010-01-21 Jabil Circuit, Inc. Led backlight having edge illuminator for flat panel lcd displays
TWI491930B (zh) 2009-04-15 2015-07-11 ３Ｍ新設資產公司 光學膜
KR101051029B1 (ko) * 2009-12-31 2011-07-26 심현섭 광확산 부재 및 그 제조방법
JP2011197537A (ja) 2010-03-23 2011-10-06 Nec Casio Mobile Communications Ltd 端末装置及びプログラム
US20140313579A1 (en) * 2011-12-20 2014-10-23 3M Innovative Properties Company High contrast projection screen
US20130321686A1 (en) * 2012-06-01 2013-12-05 Kar-Han Tan Display-camera system with switchable diffuser
US9690174B2 (en) 2012-09-14 2017-06-27 Scienstry, Inc. Switchable projection window
TWI496876B (zh) * 2013-01-25 2015-08-21 Lg Chemical Ltd 液晶裝置
US9575352B2 (en) * 2013-07-23 2017-02-21 3M Innovative Properties Company Addressable switchable transparent display
TWI499805B (zh) * 2014-03-19 2015-09-11 Innolux Corp 顯示裝置
JP2018511906A (ja) 2015-02-27 2018-04-26 スリーエム イノベイティブ プロパティズ カンパニー 光ガイド物品及び作製方法

Also Published As

Publication number Publication date
EP3265854A4 (en) 2018-12-05
TW201643473A (zh) 2016-12-16
CN107430218A (zh) 2017-12-01
US11708962B2 (en) 2023-07-25
US20220214027A1 (en) 2022-07-07
JP6663925B2 (ja) 2020-03-13
US20180003364A1 (en) 2018-01-04
WO2016140851A1 (en) 2016-09-09
EP3265854A1 (en) 2018-01-10
JP2018514897A (ja) 2018-06-07

Similar Documents

Publication Publication Date Title
US11708962B2 (en) Optical system with switchable diffuser
US7695180B2 (en) Illumination assembly and system
EP3215784B1 (en) Lighting component including switchable diffuser
EP3084487B1 (en) 2d deglaring diffusers increasing axial luminous intensity
US9625637B2 (en) Diffractive lighting devices with 3-dimensional appearance
US10302275B2 (en) Microstructure-based diffusers for creating batwing lighting patterns
US10801699B2 (en) Optical device switchable diffuser
WO2014160670A1 (en) Dual-sided film with split light spreading structures
TW201027192A (en) Semispecular hollow backlight with gradient extraction
WO2010059614A1 (en) Brewster angle film for light management in luminaires and other lighting systems
KR20160138984A (ko) 다중 광원을 갖는 비대칭적 터닝 필름
EP3146261B1 (en) Microstructure-based diffusers for creating batwing lighting patterns

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20170926

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination