JP4163259B2 - 照明デバイス - Google Patents
照明デバイス Download PDFInfo
- Publication number
- JP4163259B2 JP4163259B2 JP53202298A JP53202298A JP4163259B2 JP 4163259 B2 JP4163259 B2 JP 4163259B2 JP 53202298 A JP53202298 A JP 53202298A JP 53202298 A JP53202298 A JP 53202298A JP 4163259 B2 JP4163259 B2 JP 4163259B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- light
- angle
- polarization
- base layer
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough 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
- G02B6/0035—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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
-
- 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
- G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing 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
- G02F1/133—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
- G02F1/1336—Illuminating devices
- G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
-
- 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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, sheet or layer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optical Elements Other Than Lenses (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/783,212 US6002829A (en) | 1992-03-23 | 1997-01-13 | Luminaire device |
US08/783,212 | 1997-01-13 | ||
PCT/US1998/000632 WO1998033006A2 (en) | 1997-01-13 | 1998-01-13 | Luminaire device |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008121710A Division JP4642873B2 (ja) | 1997-01-13 | 2008-05-07 | 照明デバイス |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001508590A JP2001508590A (ja) | 2001-06-26 |
JP4163259B2 true JP4163259B2 (ja) | 2008-10-08 |
Family
ID=25128521
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53202298A Expired - Lifetime JP4163259B2 (ja) | 1997-01-13 | 1998-01-13 | 照明デバイス |
JP2008121710A Expired - Fee Related JP4642873B2 (ja) | 1997-01-13 | 2008-05-07 | 照明デバイス |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008121710A Expired - Fee Related JP4642873B2 (ja) | 1997-01-13 | 2008-05-07 | 照明デバイス |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0953130A4 (de) |
JP (2) | JP4163259B2 (de) |
KR (1) | KR100573634B1 (de) |
AU (1) | AU6023698A (de) |
CA (1) | CA2280085C (de) |
WO (1) | WO1998033006A2 (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6570710B1 (en) | 1999-11-12 | 2003-05-27 | Reflexite Corporation | Subwavelength optical microstructure light collimating films |
US6356389B1 (en) | 1999-11-12 | 2002-03-12 | Reflexite Corporation | Subwavelength optical microstructure light collimating films |
KR20020009202A (ko) * | 2000-07-25 | 2002-02-01 | 김순택 | 반투과형 액정 표시장치 |
TWI297093B (en) * | 2000-09-25 | 2008-05-21 | Mitsubishi Rayon Co | Light source device |
US6663262B2 (en) * | 2001-09-10 | 2003-12-16 | 3M Innovative Properties Company | Backlighting transmissive displays |
EP1451502B1 (de) * | 2001-12-05 | 2010-05-26 | Rambus International Ltd | Transflektor, transflektorsysteme und -anzeigen und verfahren zur herstellung von transflektoren |
KR100798315B1 (ko) * | 2001-12-29 | 2008-01-28 | 엘지.필립스 엘시디 주식회사 | 액정 표시장치의 기판 구조 및 그 제조방법 |
WO2003069222A1 (fr) * | 2002-01-18 | 2003-08-21 | Mitsubishi Rayon Co., Ltd. | Dispositif d'eclairage |
US7859759B2 (en) | 2002-05-20 | 2010-12-28 | Sabic Innovative Plastics Ip B.V. | Film, backlight displays, and methods for making the same |
US6908202B2 (en) | 2002-10-03 | 2005-06-21 | General Electric Company | Bulk diffuser for flat panel display |
JP2004177806A (ja) * | 2002-11-28 | 2004-06-24 | Alps Electric Co Ltd | 反射防止構造および照明装置と液晶表示装置並びに反射防止膜成型用金型 |
US6811274B2 (en) | 2002-12-04 | 2004-11-02 | General Electric Company | Polarization sensitive optical substrate |
US7125131B2 (en) | 2002-12-06 | 2006-10-24 | General Electric Company | Brightness enhancement film with improved view angle |
US6952627B2 (en) | 2002-12-18 | 2005-10-04 | General Electric Company | Method and apparatus for fabricating light management substrates |
DE102005006635A1 (de) * | 2005-01-31 | 2006-08-10 | Osram Opto Semiconductors Gmbh | Optisches Element und Verfahren zu dessen Herstellung |
JP4889239B2 (ja) * | 2005-05-18 | 2012-03-07 | チェイル インダストリーズ インコーポレイテッド | バックライトユニットおよび液晶表示装置 |
CN101013218B (zh) * | 2005-10-14 | 2010-12-15 | 大日本印刷株式会社 | 光控制片和面光源装置 |
US7586082B2 (en) * | 2007-01-24 | 2009-09-08 | Xerox Corporation | Optical element for a document illuminator |
JP5133081B2 (ja) * | 2007-02-14 | 2013-01-30 | パナソニック株式会社 | 面状照明装置及び液晶表示装置 |
US8698985B2 (en) | 2009-11-30 | 2014-04-15 | Samsung Corning Precision Materials Co., Ltd. | Optical film for reducing color shift and LCD device having the same |
US8735791B2 (en) | 2010-07-13 | 2014-05-27 | Svv Technology Innovations, Inc. | Light harvesting system employing microstructures for efficient light trapping |
JP5799592B2 (ja) * | 2011-06-03 | 2015-10-28 | 住友ベークライト株式会社 | 光導波路、光電気混載基板および電子機器 |
WO2013104781A1 (de) * | 2012-01-11 | 2013-07-18 | Seereal Technologies S.A. | Optische vorrichtung zum beleuchten einer pixelmatrix und/oder eines steuerbaren räumlichen lichtmodulators für ein display |
JP5984591B2 (ja) | 2012-09-05 | 2016-09-06 | オリンパス株式会社 | 表示方法及び表示装置 |
JP6024348B2 (ja) * | 2012-09-28 | 2016-11-16 | 株式会社Jvcケンウッド | 投影装置 |
AU2014218711A1 (en) * | 2013-02-22 | 2015-09-10 | Reald Spark, Llc | Directional backlight |
US10036517B2 (en) | 2013-05-16 | 2018-07-31 | 3M Innovative Properties Company | Lightguide as luminaire |
DE102014003298A1 (de) * | 2014-03-07 | 2015-09-10 | Sioptica Gmbh | Verfahren und Anordnung zur wahlweisen Einschränkung der Erkennbarkeit von Bildern |
KR20180030927A (ko) * | 2015-08-13 | 2018-03-26 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 방향전환 필름과 확산기를 포함하는 디스플레이 |
KR20180042892A (ko) | 2016-10-18 | 2018-04-27 | 삼성디스플레이 주식회사 | 표시 장치 |
KR20190032797A (ko) * | 2017-09-20 | 2019-03-28 | 엘지이노텍 주식회사 | 조명 장치 |
CA3108060C (en) | 2018-08-13 | 2024-01-23 | Leia Inc. | Grating collimator, backlight system, and method employing a light-recycling light source |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5046829A (en) * | 1989-05-01 | 1991-09-10 | Motorola, Inc. | Liquid crystal display backlighting apparatus having combined optical diffuser and shock dampening properties |
US5101325A (en) * | 1990-03-20 | 1992-03-31 | General Electric Company | Uniform illumination of large, thin surfaces particularly suited for automotive applications |
US5050946A (en) * | 1990-09-27 | 1991-09-24 | Compaq Computer Corporation | Faceted light pipe |
US5303322A (en) * | 1992-03-23 | 1994-04-12 | Nioptics Corporation | Tapered multilayer luminaire devices |
JP3384867B2 (ja) * | 1994-03-31 | 2003-03-10 | 株式会社エンプラス | 偏光変換手段を備えた偏光化機能付面光源装置 |
JP3694024B2 (ja) * | 1994-04-11 | 2005-09-14 | ミネソタ・マイニング・アンド・マニュファクチャリング・カンパニー | テーパ付多層照明装置 |
JP3219943B2 (ja) * | 1994-09-16 | 2001-10-15 | 株式会社東芝 | 平面直視型表示装置 |
JPH0894851A (ja) * | 1994-09-22 | 1996-04-12 | Nippon Chemitec Kk | 導光板とその面型照明体 |
-
1998
- 1998-01-13 EP EP98903472A patent/EP0953130A4/de not_active Ceased
- 1998-01-13 WO PCT/US1998/000632 patent/WO1998033006A2/en active IP Right Grant
- 1998-01-13 AU AU60236/98A patent/AU6023698A/en not_active Abandoned
- 1998-01-13 CA CA002280085A patent/CA2280085C/en not_active Expired - Fee Related
- 1998-01-13 KR KR1019997006337A patent/KR100573634B1/ko active IP Right Grant
- 1998-01-13 JP JP53202298A patent/JP4163259B2/ja not_active Expired - Lifetime
-
2008
- 2008-05-07 JP JP2008121710A patent/JP4642873B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2001508590A (ja) | 2001-06-26 |
JP4642873B2 (ja) | 2011-03-02 |
WO1998033006A3 (en) | 1998-10-01 |
AU6023698A (en) | 1998-08-18 |
KR20000070114A (ko) | 2000-11-25 |
JP2008270222A (ja) | 2008-11-06 |
KR100573634B1 (ko) | 2006-04-26 |
WO1998033006A2 (en) | 1998-07-30 |
CA2280085A1 (en) | 1998-07-30 |
CA2280085C (en) | 2006-06-06 |
EP0953130A2 (de) | 1999-11-03 |
EP0953130A4 (de) | 2000-01-05 |
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US5594830A (en) | Luminaire device | |
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JP4727625B2 (ja) | テーパ状多層照明装置 | |
JP4437920B2 (ja) | 偏光を供給するための微細構造化された照明システム | |
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