JP2007520758A - 光を混合するためのシステム及び方法 - Google Patents
光を混合するためのシステム及び方法 Download PDFInfo
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- JP2007520758A JP2007520758A JP2006552147A JP2006552147A JP2007520758A JP 2007520758 A JP2007520758 A JP 2007520758A JP 2006552147 A JP2006552147 A JP 2006552147A JP 2006552147 A JP2006552147 A JP 2006552147A JP 2007520758 A JP2007520758 A JP 2007520758A
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- light
- tir
- prism
- light source
- optical axis
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/12—Beam splitting or combining systems operating by refraction only
- G02B27/126—The splitting element being a prism or prismatic array, including systems based on total internal reflection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/0994—Fibers, light pipes
Abstract
Description
Claims (10)
- 光混合システムであって、
少なくとも1つの内部全反射(TIR)プリズム(120)と、
前記TIRプリズム(120)から出射する光を収集し、均質化するために配置される光インテグレートデバイス(121)と
を備えることを特徴とする、光混合システム。 - 光を前記光混合システムの中に放射するための2つ以上の光源(111、112)をさらに備えることを特徴とする、請求項1に記載の光混合システム。
- 前記少なくとも1つのTIRプリズム(120)の表面で、前記システムの光軸(125)上に存在しない表面には、光の損失を最小限に抑えるためのアルミナイズドコーティングを有することを特徴とする、請求項1に記載の光混合システム。
- 前記光インテグレートデバイス(121)が、光インテグレートトンネルを含むことを特徴とする、請求項1に記載の光混合システム。
- 光学的に結合され、且つ1つの光軸(125)を有する複数の光学素子(101〜104)をさらに備え、
前記TIRプリズム(120)は、前記光学素子(101〜104)のうちの2つの間の界面に形成されることを特徴とする、請求項1に記載の光混合システム。 - 光を混合する方法であって、
2つ以上の光源(111、112)からの光を、光軸(125)に沿って配置される1つ又は複数の内部全反射(TIR)プリズム(120)の中に放射することと、
前記TIRプリズム(120)から出射する光を収集する光インテグレートデバイス(121)を用いて、前記TIRプリズム(120)を通って誘導される光を均質化することと
を含むことを特徴とする、光を混合する方法。 - 第1の光源(111)からの光を内部全反射(TIR)プリズム(120)の中に放射することと、
第2の光源(112)からの光を前記TIRプリズム(120)の中に放射することと、
前記TIRプリズム(120)を用いて、前記第1の光源(111)及び前記第2の光源(112)からの光を混合することを含む、光源の色を補正する方法であって、
前記第2の光源(112)からの光は、前記第1の光源(111)からの光において大きく不足している色を有することを特徴とする、光源の色を補正する方法。 - 光混合システムであって、
光軸(125)に沿って配置される少なくとも1つの内部全反射(TIR)プリズム(120)と、
前記光軸(125)に沿って配置される反射鏡であって、前記TIRプリズム(120)からの光を、前記TIRプリズム(120)を透過して前記光軸(125)に沿って進むように反射するための反射鏡と
を備えることを特徴とする、光混合システム。 - 光混合システムであって、
光軸(125)に沿って配置される第1の複数の内部全反射(TIR)プリズム(120)と、
第2の複数のTIRプリズム(120)であって、それぞれが、前記第1の複数のTIRプリズム(120)のうちの1つに隣接して配置されて光学的に結合される、第2の複数のTIRプリズムと
を備えることを特徴とする、光混合システム。 - 投影ランプ(170)と、
有色光源と、
前記投影ランプ及び前記有色光源の両方からの光を受光する内部全反射プリズム(120)と
を備える光投影システムであって、
前記投影ランプ(170)及び前記有色光源からの光は前記内部全反射プリズム(120)によって混合されて、投影光ビームが生成されることを特徴とする、光投影システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/772,999 US7101063B2 (en) | 2004-02-05 | 2004-02-05 | Systems and methods for integrating light |
PCT/US2005/002370 WO2005078505A1 (en) | 2004-02-05 | 2005-01-27 | System and method for integrating light |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007520758A true JP2007520758A (ja) | 2007-07-26 |
JP4425281B2 JP4425281B2 (ja) | 2010-03-03 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006552147A Expired - Fee Related JP4425281B2 (ja) | 2004-02-05 | 2005-01-27 | 光を混合するためのシステム及び方法 |
Country Status (5)
Country | Link |
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US (2) | US7101063B2 (ja) |
JP (1) | JP4425281B2 (ja) |
DE (1) | DE112005000244T5 (ja) |
TW (1) | TWI251679B (ja) |
WO (1) | WO2005078505A1 (ja) |
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-
2004
- 2004-02-05 US US10/772,999 patent/US7101063B2/en not_active Expired - Fee Related
- 2004-07-30 TW TW093122899A patent/TWI251679B/zh not_active IP Right Cessation
-
2005
- 2005-01-27 WO PCT/US2005/002370 patent/WO2005078505A1/en active Application Filing
- 2005-01-27 DE DE112005000244T patent/DE112005000244T5/de not_active Withdrawn
- 2005-01-27 JP JP2006552147A patent/JP4425281B2/ja not_active Expired - Fee Related
-
2006
- 2006-07-19 US US11/490,194 patent/US7165867B2/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010199485A (ja) * | 2009-02-27 | 2010-09-09 | Ushio Inc | 光源装置 |
JP5367185B2 (ja) * | 2011-01-21 | 2013-12-11 | 三菱電機株式会社 | 面光源装置及び液晶表示装置 |
US8998474B2 (en) | 2011-01-21 | 2015-04-07 | Mitsubishi Electric Corporation | Surface light source device and liquid crystal display apparatus |
KR101509368B1 (ko) * | 2011-01-21 | 2015-04-07 | 미쓰비시덴키 가부시키가이샤 | 면광원 장치 및 액정 표시 장치 |
WO2012108486A1 (ja) * | 2011-02-10 | 2012-08-16 | シャープ株式会社 | 投射型表示装置 |
JP2012181514A (ja) * | 2011-02-10 | 2012-09-20 | Sharp Corp | 投射型表示装置 |
WO2012111283A1 (ja) * | 2011-02-15 | 2012-08-23 | 三菱電機株式会社 | 面光源装置及び液晶表示装置 |
US9103950B2 (en) | 2011-02-15 | 2015-08-11 | Mitsubishi Electric Corporation | Surface light source device and liquid crystal display device |
Also Published As
Publication number | Publication date |
---|---|
WO2005078505A1 (en) | 2005-08-25 |
TWI251679B (en) | 2006-03-21 |
US7101063B2 (en) | 2006-09-05 |
US20050174658A1 (en) | 2005-08-11 |
JP4425281B2 (ja) | 2010-03-03 |
US7165867B2 (en) | 2007-01-23 |
DE112005000244T5 (de) | 2007-01-04 |
TW200526982A (en) | 2005-08-16 |
US20060256562A1 (en) | 2006-11-16 |
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