JP2007294465A5 - - Google Patents
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- JP2007294465A5 JP2007294465A5 JP2007131371A JP2007131371A JP2007294465A5 JP 2007294465 A5 JP2007294465 A5 JP 2007294465A5 JP 2007131371 A JP2007131371 A JP 2007131371A JP 2007131371 A JP2007131371 A JP 2007131371A JP 2007294465 A5 JP2007294465 A5 JP 2007294465A5
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- JP
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- light
- illumination
- deflection
- electro
- deflecting
- Prior art date
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Claims (8)
前記面状照明体上に配置されてなる光偏向面を備えた第1の光偏向部材部材と、
前記第1の光偏向部材上に配置されてなる光偏向面を備えた第2の光偏向部材と、を具備し、
前記面状照明体は、光出射面及び前記光出射面と異なる方向を向いた光入射面を備えた導光板と、前記光入射面に対向配置される光源とを有し、
前記第1及び第2の光偏向部材の前記光偏向面は、相互に逆向きに傾斜するプリズム面が頂角90度になるように連続して複数配列され、
前記第1の光偏向部材と前記第2の光偏向部材は、互いに前記光偏向面が形成されていない面を対向させ、しかも、前記プリズム面の傾斜方位が交差するように配置され、
前記光源から前記光入射面を介して導入される光の伝播方向が、前記第2の光偏向部材の前記複数のプリズム面の配列方向と実質的に一致することを特徴とする照明装置。 A planar illumination body that emits illumination light; and
A first light deflection member having a light deflection surface disposed on the planar illumination body;
A second light deflection member having a light deflection surface disposed on the first light deflection member ,
The planar illuminator includes a light output surface and a light guide plate having a light incident surface facing in a direction different from the light output surface, and a light source disposed to face the light incident surface,
A plurality of the light deflection surfaces of the first and second light deflection members are continuously arranged such that prism surfaces inclined in opposite directions have an apex angle of 90 degrees ,
The first light deflecting member and the second light deflecting member are arranged so that the surfaces on which the light deflecting surfaces are not formed are opposed to each other, and the inclination directions of the prism surfaces intersect each other,
An illumination apparatus , wherein a propagation direction of light introduced from the light source through the light incident surface substantially coincides with an arrangement direction of the plurality of prism surfaces of the second light deflection member .
前記面状照明体の光出射側に配置され、第1の方位に沿った輝度の出射角分布が相互に分離された少なくとも二つのピーク範囲を有する態様に前記照明光を偏向させる第1の光偏向部材と、
前記第1の光偏向部材の光出射側に配置され、前記第1の方位と交差する第2の方位に沿った輝度の出射角分布を出射角の小さい領域に集中させる態様で前記照明光を偏向させる第2の光偏向部材と、を具備し、
前記面状照明体は、前記光出射面及び前記光出射面と異なる方向を向いた光入射面を備えた導光板と、前記光入射面に対向配置される光源とを有し、
前記第1の光偏向部材及び前記第2の光偏向部材は相互に逆向きに傾斜するプリズム面が頂角90度になるように連続して複数配列された光偏向面を有し、
前記第1の光偏向部材と前記第2の光偏向部材は、互いに前記光偏向面が形成されていない面を対向させ、しかも、前記プリズム面の傾斜方位が交差するように配置され、
前記光源から前記光入射面を介して導入される光の伝播方向が前記第2の方位と実質的に一致することを特徴とする照明装置。 A planar illumination body that emits illumination light; and
The first light that is arranged on the light emission side of the planar illumination body and deflects the illumination light in a mode having at least two peak ranges in which the luminance emission angle distribution along the first direction is separated from each other. A deflection member;
The illumination light is arranged in a manner that is arranged on the light emitting side of the first light deflecting member and concentrates an emission angle distribution of luminance along a second direction intersecting the first direction in a region having a small emission angle. A second light deflecting member for deflecting,
The planar illuminator includes a light guide plate having a light incident surface facing the light emitting surface and a direction different from the light emitting surface, and a light source disposed to face the light incident surface,
The first light deflecting member and the second light deflecting member have light deflecting surfaces arranged in succession so that prism surfaces inclined in opposite directions have an apex angle of 90 degrees ,
The first light deflecting member and the second light deflecting member are arranged so that the surfaces on which the light deflecting surfaces are not formed are opposed to each other , and the inclination directions of the prism surfaces intersect each other,
An illumination apparatus, wherein a propagation direction of light introduced from the light source through the light incident surface substantially coincides with the second orientation .
前記照明装置の光出射側に配置され、一対の基板間に電気光学物質を配してなる電気光学表示体と、
を具備することを特徴とする電気光学装置。 The lighting device according to any one of claims 1 to 5 ,
An electro-optic display body disposed on the light emitting side of the illuminating device and having an electro-optic material disposed between a pair of substrates;
An electro-optical device comprising:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007131371A JP2007294465A (en) | 2007-05-17 | 2007-05-17 | Lighting system, electro-optic device and electronic equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007131371A JP2007294465A (en) | 2007-05-17 | 2007-05-17 | Lighting system, electro-optic device and electronic equipment |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005357258A Division JP2007163627A (en) | 2005-12-12 | 2005-12-12 | Illumination device, electro-optical device and electronic apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007294465A JP2007294465A (en) | 2007-11-08 |
JP2007294465A5 true JP2007294465A5 (en) | 2008-06-19 |
Family
ID=38764828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007131371A Pending JP2007294465A (en) | 2007-05-17 | 2007-05-17 | Lighting system, electro-optic device and electronic equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2007294465A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200949369A (en) * | 2008-02-15 | 2009-12-01 | 3M Innovative Properties Co | Brightness enhancing film and film based diffuser for improved illumination uniformity of displays |
JP2010205560A (en) * | 2009-03-03 | 2010-09-16 | Nissei Electric Co Ltd | Lighting system |
JP2012033276A (en) * | 2010-07-28 | 2012-02-16 | Minebea Co Ltd | Planar lighting device |
WO2012043361A1 (en) * | 2010-09-29 | 2012-04-05 | シャープ株式会社 | Illumination device and display device |
JP6993187B2 (en) * | 2017-11-16 | 2022-01-13 | 日東電工株式会社 | Optical member |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3920364B2 (en) * | 1994-12-28 | 2007-05-30 | 株式会社エンプラス | Two-beam generation method and two-beam generation type surface light source device |
JP2004018600A (en) * | 2002-06-13 | 2004-01-22 | Fuji Xerox Co Ltd | Method of manufacturing phthalocyanine pigment, phthalocyanine pigment, electrophotographic photoreceptor, processing cartridge and electrophotographic apparatus |
JP2004127622A (en) * | 2002-09-30 | 2004-04-22 | Alps Electric Co Ltd | Lighting device, liquid crystal display, and portable information device |
JP2005044642A (en) * | 2003-07-23 | 2005-02-17 | Tsujiden Co Ltd | Backlight unit and lens sheet of onboard liquid crystal display |
JP4273930B2 (en) * | 2003-10-31 | 2009-06-03 | ソニー株式会社 | Light guide plate and backlight device |
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2007
- 2007-05-17 JP JP2007131371A patent/JP2007294465A/en active Pending
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