JP6012850B2 - 投写型映像表示装置 - Google Patents
投写型映像表示装置 Download PDFInfo
- Publication number
- JP6012850B2 JP6012850B2 JP2015507874A JP2015507874A JP6012850B2 JP 6012850 B2 JP6012850 B2 JP 6012850B2 JP 2015507874 A JP2015507874 A JP 2015507874A JP 2015507874 A JP2015507874 A JP 2015507874A JP 6012850 B2 JP6012850 B2 JP 6012850B2
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- JP
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- Prior art keywords
- rod lens
- rods
- light
- pair
- projection
- 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.)
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/208—Homogenising, shaping of the illumination light
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/0095—Relay lenses or rod lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
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- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0093—Means for protecting the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
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- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
- G03B21/006—Projectors using an electronic spatial light modulator but not peculiar thereto using LCD's
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
- H04N5/7441—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2026—Gas discharge type light sources, e.g. arcs
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Projection Apparatus (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
- Transforming Electric Information Into Light Information (AREA)
Description
Claims (3)
- 白色光を放射する光源と、
前記光源からの白色光を入射して照度が均一に分散された光を出射する、断面が方形状のロッドレンズと、
前記ロッドレンズの出射面の近傍に配置され、当該ロッドレンズからの出射する光を入射光として画像信号に応じて変調し、表示映像を形成する光変調素子と、
前記光変調素子で変調された表示映像を拡大投射する投射レンズとを備えた投写型映像表示装置において、
前記ロッドレンズは、
前記ロッドレンズを、その方形断面の長辺で二分するように、光学軸に沿って分割されて形成され、かつ、互いに対向する面の周辺の一部に薄膜が形成された一対のみのロッドと、
前記一対のロッドの外周を覆い、当該一対のロッドが、互いに対向する面に形成した前記薄膜により僅かに離隔されて対向するように保持すると共に、前記ロッドレンズの入射側と出射側に開口部を形成したカバー部とを備え、
前記カバー部は、前記一対のロッドの外周を覆う外壁と、当該外壁の内面から枠状に突出して前記一対のロッドの外周に当接する複数の保持枠部とを備え、更に、前記カバー部の入射側の開口部は、当該開口部側からロッドレンズを見た場合、前記一対のロッドの対向面に形成した前記薄膜が、当該開口部の外部に位置するように方形状に形成されていることを特徴とする投写型映像表示装置。 - 前記請求項1に記載した投写型映像表示装置において、前記ロッドレンズを構成する前記一対のみのロッドの対向する面に形成した前記薄膜は、前記一対のみのロッドの一方のロッドの対向面の角部に形成されていることを特徴とする投写型映像表示装置。
- 前記請求項2に記載した投写型映像表示装置において、前記薄膜をSiまたは金属薄膜により形成したことを特徴とする投写型映像表示装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2013/059549 WO2014155675A1 (ja) | 2013-03-29 | 2013-03-29 | 投写型映像表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6012850B2 true JP6012850B2 (ja) | 2016-10-25 |
JPWO2014155675A1 JPWO2014155675A1 (ja) | 2017-02-16 |
Family
ID=51622736
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015507874A Active JP6012850B2 (ja) | 2013-03-29 | 2013-03-29 | 投写型映像表示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9519205B2 (ja) |
EP (1) | EP2985656B8 (ja) |
JP (1) | JP6012850B2 (ja) |
CN (1) | CN104885008B (ja) |
WO (1) | WO2014155675A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150094403A (ko) * | 2014-02-11 | 2015-08-19 | 삼성전자주식회사 | 조명용 로드 렌즈 및 조명용 로드 렌즈를 포함하는 조명 장치 |
US10237524B2 (en) * | 2016-08-05 | 2019-03-19 | Panasonic Intellectual Property Management Co., Ltd. | Lighting device and projection display apparatus using the same |
EP4060224A4 (en) | 2019-11-14 | 2023-12-13 | Nichia Corporation | LIGHT SOURCE UNIT, LIGHT SOURCE MODULE AND LIGHTING DEVICE |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000131647A (ja) * | 1998-10-28 | 2000-05-12 | Seiko Epson Corp | 照明装置およびそれを用いた投写型表示装置 |
JP2001056451A (ja) * | 1999-08-17 | 2001-02-27 | Seiko Epson Corp | 照明装置およびそれを用いた投写型表示装置 |
JP2003043411A (ja) * | 2001-08-03 | 2003-02-13 | Kyocera Corp | 照明光学系 |
JP2005024963A (ja) * | 2003-07-03 | 2005-01-27 | Seiko Epson Corp | 照明装置および投写型表示装置 |
JP2006208955A (ja) * | 2005-01-31 | 2006-08-10 | Nec Viewtechnology Ltd | 表示パネルの照明光学系、およびその照明光学系を有するプロジェクタ |
JP2007101711A (ja) * | 2005-09-30 | 2007-04-19 | Sanyo Electric Co Ltd | ロッドインテグレータ及び照明装置及び投写型映像表示装置 |
JP2008145838A (ja) * | 2006-12-12 | 2008-06-26 | Casio Comput Co Ltd | 導光ユニット及びプロジェクタ |
WO2010064559A1 (ja) * | 2008-12-05 | 2010-06-10 | 三洋電機株式会社 | 照明装置および投写型映像表示装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09222603A (ja) | 1996-02-15 | 1997-08-26 | Casio Comput Co Ltd | 液晶表示装置 |
US6773218B1 (en) * | 2003-02-10 | 2004-08-10 | Harry Mingoes | Adjustable ceiling panel lifting apparatus |
TWM246605U (en) * | 2003-11-24 | 2004-10-11 | Benq Corp | Light pipe bracket |
JP2005249363A (ja) | 2004-03-08 | 2005-09-15 | Daikin Ind Ltd | 酸素富化給気ユニットおよび空気調和機の室外機 |
TWI286226B (en) | 2006-01-03 | 2007-09-01 | Coretronic Corp | Light source module and optical projection apparatus |
JP2007256337A (ja) * | 2006-03-20 | 2007-10-04 | Funai Electric Co Ltd | プロジェクタ |
JP4716528B2 (ja) | 2006-05-29 | 2011-07-06 | パナソニック株式会社 | 投写型表示装置 |
JP2008209811A (ja) * | 2007-02-28 | 2008-09-11 | Hitachi Ltd | 表示装置及び投写型照明装置 |
TW200944924A (en) * | 2008-04-18 | 2009-11-01 | Coretronic Corp | Projector and module of integration rod |
JP5765000B2 (ja) * | 2011-03-25 | 2015-08-19 | セイコーエプソン株式会社 | 液晶装置及びプロジェクター |
-
2013
- 2013-03-29 US US14/654,852 patent/US9519205B2/en active Active
- 2013-03-29 EP EP13879972.1A patent/EP2985656B8/en active Active
- 2013-03-29 JP JP2015507874A patent/JP6012850B2/ja active Active
- 2013-03-29 WO PCT/JP2013/059549 patent/WO2014155675A1/ja active Application Filing
- 2013-03-29 CN CN201380067740.0A patent/CN104885008B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000131647A (ja) * | 1998-10-28 | 2000-05-12 | Seiko Epson Corp | 照明装置およびそれを用いた投写型表示装置 |
JP2001056451A (ja) * | 1999-08-17 | 2001-02-27 | Seiko Epson Corp | 照明装置およびそれを用いた投写型表示装置 |
JP2003043411A (ja) * | 2001-08-03 | 2003-02-13 | Kyocera Corp | 照明光学系 |
JP2005024963A (ja) * | 2003-07-03 | 2005-01-27 | Seiko Epson Corp | 照明装置および投写型表示装置 |
JP2006208955A (ja) * | 2005-01-31 | 2006-08-10 | Nec Viewtechnology Ltd | 表示パネルの照明光学系、およびその照明光学系を有するプロジェクタ |
JP2007101711A (ja) * | 2005-09-30 | 2007-04-19 | Sanyo Electric Co Ltd | ロッドインテグレータ及び照明装置及び投写型映像表示装置 |
JP2008145838A (ja) * | 2006-12-12 | 2008-06-26 | Casio Comput Co Ltd | 導光ユニット及びプロジェクタ |
WO2010064559A1 (ja) * | 2008-12-05 | 2010-06-10 | 三洋電機株式会社 | 照明装置および投写型映像表示装置 |
Also Published As
Publication number | Publication date |
---|---|
US9519205B2 (en) | 2016-12-13 |
CN104885008B (zh) | 2016-06-29 |
EP2985656A4 (en) | 2016-09-21 |
EP2985656B8 (en) | 2018-03-21 |
CN104885008A (zh) | 2015-09-02 |
JPWO2014155675A1 (ja) | 2017-02-16 |
EP2985656A1 (en) | 2016-02-17 |
US20160085142A1 (en) | 2016-03-24 |
EP2985656B1 (en) | 2018-02-14 |
WO2014155675A1 (ja) | 2014-10-02 |
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