JP2010506204A - 歪みを減少するフラットパネルの光投射装置 - Google Patents
歪みを減少するフラットパネルの光投射装置 Download PDFInfo
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- JP2010506204A JP2010506204A JP2009530934A JP2009530934A JP2010506204A JP 2010506204 A JP2010506204 A JP 2010506204A JP 2009530934 A JP2009530934 A JP 2009530934A JP 2009530934 A JP2009530934 A JP 2009530934A JP 2010506204 A JP2010506204 A JP 2010506204A
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- 206010021033 Hypomenorrhoea Diseases 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
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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
-
- 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
- G02B6/0045—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 by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped 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
-
- 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
- G02B6/0028—Light guide, e.g. taper
-
- 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
- G03B21/28—Reflectors in projection beam
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
- Lenses (AREA)
- Optical Elements Other Than Lenses (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Studio Devices (AREA)
- Optical Couplings Of Light Guides (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Windings For Motors And Generators (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
Description
Claims (7)
- テーパー導波路タイプの光導体であって、
入力端に注入され、出力端に向かって進むにつれて映像を拡大する入力スラブ(30)と、
前記入力スラブの前記出力端から光線を受けるように配置され、光線を受けた角度に対応する出力面の一点で光線を放つ出力スラブ(10)と
を備え、
前記入力端に注入されたすべての光線が、前記出力面を出る前に、合計で同じ数の反射を受け、かつ、入力スラブ光導体の厚さが横方向に変化するので、そのファンアウト角度にかかわらずに、入射面外でスラブ導波路の前記入力端から出力導波路に向かって進み、臨界角で前記入力スラブを出る光は、前記入力スラブで同じ回数跳ね返ることを特徴とする光導体。 - 前記入力スラブ(30)は、前記入力端(32)がテーパー状の光導体の端より厚いことを特徴とする請求項1に記載の光導体。
- 前記厚さは、縁に沿うより早い時期に、中心軸(C)に沿って減少することを特徴とする請求項2に記載の光導体。
- 前記入力スラブ(30)は、中心線(C)に沿って一定の厚さを持つが、前記縁に沿ったふくらみ(35)を持つことを特徴とする請求項1に記載の光導体。
- プロジェクター(1)および請求項1乃至4のいずれかに記載の光導体を含むディスプレイであって、
前記プロジェクターは、前記入力スラブの前記入力端(32)に映像を注入するように配置されることを特徴とするディスプレイ。 - カメラおよび請求項1、2、3または4に記載の光導体を含むことを特徴とするカメラ装置。
- 場合によって、前記プロジェクターまたは前記カメラは、前記出力導波路よりも横方向に小さいことを特徴とする請求項5または6に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0619366.8A GB0619366D0 (en) | 2006-10-02 | 2006-10-02 | Distortionless wedge projection |
GB0619366.8 | 2006-10-02 | ||
PCT/GB2007/003736 WO2008040960A1 (en) | 2006-10-02 | 2007-10-02 | Flat-panel optical projection apparatus with reduced distortion |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010506204A true JP2010506204A (ja) | 2010-02-25 |
JP5348721B2 JP5348721B2 (ja) | 2013-11-20 |
Family
ID=37435029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009530934A Expired - Fee Related JP5348721B2 (ja) | 2006-10-02 | 2007-10-02 | 歪みを減少するフラットパネルの光投射装置 |
Country Status (8)
Country | Link |
---|---|
US (2) | US8152315B2 (ja) |
EP (1) | EP2082268B1 (ja) |
JP (1) | JP5348721B2 (ja) |
KR (1) | KR101453113B1 (ja) |
AT (1) | ATE489650T1 (ja) |
DE (1) | DE602007010816D1 (ja) |
GB (1) | GB0619366D0 (ja) |
WO (1) | WO2008040960A1 (ja) |
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- 2007-10-02 WO PCT/GB2007/003736 patent/WO2008040960A1/en active Application Filing
- 2007-10-02 KR KR1020097006369A patent/KR101453113B1/ko not_active IP Right Cessation
- 2007-10-02 JP JP2009530934A patent/JP5348721B2/ja not_active Expired - Fee Related
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EP2082268A1 (en) | 2009-07-29 |
EP2082268B1 (en) | 2010-11-24 |
ATE489650T1 (de) | 2010-12-15 |
US20120207432A1 (en) | 2012-08-16 |
GB0619366D0 (en) | 2006-11-08 |
DE602007010816D1 (de) | 2011-01-05 |
US20100091254A1 (en) | 2010-04-15 |
US8152315B2 (en) | 2012-04-10 |
US8491136B2 (en) | 2013-07-23 |
KR101453113B1 (ko) | 2014-10-27 |
KR20090075809A (ko) | 2009-07-09 |
WO2008040960A1 (en) | 2008-04-10 |
JP5348721B2 (ja) | 2013-11-20 |
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