JP5449331B2 - 光学素子及び色合成器 - Google Patents
光学素子及び色合成器 Download PDFInfo
- Publication number
- JP5449331B2 JP5449331B2 JP2011509465A JP2011509465A JP5449331B2 JP 5449331 B2 JP5449331 B2 JP 5449331B2 JP 2011509465 A JP2011509465 A JP 2011509465A JP 2011509465 A JP2011509465 A JP 2011509465A JP 5449331 B2 JP5449331 B2 JP 5449331B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- prism
- color
- reflective polarizer
- polarized
- 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 - Fee Related
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Classifications
-
- 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
-
- 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
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
-
- 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
- G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
-
- 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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
-
- 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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- 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]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
- H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
-
- 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
- H04N9/315—Modulator illumination systems
- H04N9/3167—Modulator illumination systems for polarizing the light beam
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Polarising Elements (AREA)
- Optical Elements Other Than Lenses (AREA)
- Projection Apparatus (AREA)
Description
Claims (3)
- 光学素子であって、
偏光ビームスプリッタであって、
第1及び第2のプリズムと、
第1、第2、第3、及び第4のプリズム面と、
前記第1のプリズムと前記第2のプリズムとの間に配置される、第1の反射偏光子と、
を備える、偏光ビームスプリッタと、
第1のプリズム面に面して配置された偏光フィルタであり、少なくとも1つの選択された波長スペクトルの偏光方向を変えるが、少なくとも1つの別の選択された光の波長スペクトルの偏光方向は変えない能力を有する、偏光フィルタと、
前記第2、第3、及び第4のプリズム面に面してそれぞれ配置された第2、第3、及び第4の反射偏光子と、
前記第2、第3、及び第4の反射偏光子に対向して前記第2、第3、及び第4のプリズム面に面してそれぞれ配置された第1、第2、及び第3の位相差板と、
前記第3の反射偏光子と前記第3のプリズム面との間に配置された偏光回転スタックと、を備える光学素子であり、前記偏光回転スタックが、
第4及び第5の位相差板と、
第1の光の波長スペクトルを透過し、他の光の波長を遮断する、前記第4及び第5の位相差板の間に配置された色選択性のダイクロイックフィルタと、
を備え、
前記第2の反射偏光子が、前記第2のプリズム面と前記第1の位相差板との間に配置され、前記第3の反射偏光子が、前記第3のプリズム面と前記第2の位相差板との間に配置され、前記第4の反射偏光子が、前記第4のプリズム面と前記第3の位相差板との間に配置され、
前記第3の反射偏光子が、前記偏光回転スタックと前記第2の位相差板との間に配置され、
前記第1のプリズム面が、前記偏光回転スタックと前記偏光フィルタとの間に配置され、
前記第1のプリズムが前記第1のプリズム面を有し、前記第2のプリズムが前記第3のプリズム面を有する、光学素子。 - 色合成器であって、
請求項1に記載の光学素子と、
前記第1の位相差板に向けて光を発するように構成された第1の光源と、
前記第2の位相差板に向けて光を発するように構成された第2の光源と、
合成色光出力を透過するように配置された出力領域と、
を備える、色合成器。 - 対角面及び回転プリズム面を有する少なくとも1つの回転プリズムを更に備え、前記回転プリズム面が、前記第1、第2、又は第3の位相差板のうち1つに面して配置されている、請求項1に記載の光学素子。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5328808P | 2008-05-15 | 2008-05-15 | |
US61/053,288 | 2008-05-15 | ||
US9514608P | 2008-09-08 | 2008-09-08 | |
US61/095,146 | 2008-09-08 | ||
PCT/US2008/088020 WO2009139799A1 (en) | 2008-05-15 | 2008-12-22 | Optical element and color combiner |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2011521286A JP2011521286A (ja) | 2011-07-21 |
JP2011521286A5 JP2011521286A5 (ja) | 2012-02-02 |
JP5449331B2 true JP5449331B2 (ja) | 2014-03-19 |
Family
ID=41318967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011509465A Expired - Fee Related JP5449331B2 (ja) | 2008-05-15 | 2008-12-22 | 光学素子及び色合成器 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8485667B2 (ja) |
EP (1) | EP2283391B1 (ja) |
JP (1) | JP5449331B2 (ja) |
KR (1) | KR101537836B1 (ja) |
CN (1) | CN102089701B (ja) |
TW (1) | TWI471603B (ja) |
WO (1) | WO2009139799A1 (ja) |
Families Citing this family (27)
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US8982463B2 (en) | 2010-09-22 | 2015-03-17 | 3M Innovative Properties Company | Tilted plate normal incidence color combiner with a polarizing beam splitter |
JP5605144B2 (ja) * | 2010-10-04 | 2014-10-15 | 旭硝子株式会社 | 色合成ユニットおよび投射型表示装置 |
WO2013016163A2 (en) * | 2011-07-22 | 2013-01-31 | 3M Innovative Properties Company | Illumination module |
DE102011087184A1 (de) * | 2011-11-28 | 2013-05-29 | Osram Gmbh | Projektionsvorrichtung und verfahren zum betreiben einer projektionsvorrichtung |
JP2013143329A (ja) * | 2012-01-12 | 2013-07-22 | Olympus Corp | 照明装置 |
US8985785B2 (en) | 2012-01-25 | 2015-03-24 | International Business Machines Corporation | Three dimensional laser image projector |
US8960913B2 (en) | 2012-01-25 | 2015-02-24 | International Busniess Machines Corporation | Three dimensional image projector with two color imaging |
US8992024B2 (en) | 2012-01-25 | 2015-03-31 | International Business Machines Corporation | Three dimensional image projector with circular light polarization |
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US9325977B2 (en) | 2012-01-25 | 2016-04-26 | International Business Machines Corporation | Three dimensional LCD monitor display |
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US9743054B2 (en) | 2014-03-12 | 2017-08-22 | The Hong Kong University Of Science And Technology | Projection device and fabrication method of a polarization grating |
CN103974046A (zh) * | 2014-04-14 | 2014-08-06 | 湖州清维电子科技有限公司 | 一种激光激发连续白光投影系统及投影方法 |
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TWI553392B (zh) * | 2015-01-06 | 2016-10-11 | 台達電子工業股份有限公司 | 偏振投影裝置與應用其之偏振投影系統 |
US20180017735A1 (en) * | 2016-07-13 | 2018-01-18 | Futurewei Technologies, Inc. | Wavelength Division Multiplexer/Demultiplexer with Flexibility of Optical Adjustment |
RU2649639C2 (ru) * | 2016-08-05 | 2018-04-04 | Общество С Ограниченной Ответственностью "Фемтовижн" | Метод спектрально-поляризационного сведения нескольких лазерных пучков в один для высокоэффективной лазерной накачки широкополосных сред |
JP7027035B2 (ja) * | 2016-11-15 | 2022-03-01 | 日東電工株式会社 | 光通信装置及び偏光板のセット |
US10802343B2 (en) * | 2018-03-12 | 2020-10-13 | Sharp Kabushiki Kaisha | Low reflectivity LCD with COP retarder and COP matching RM |
CN109669269A (zh) * | 2018-04-24 | 2019-04-23 | 李芝宏 | 三向激光合束增强系统及方法 |
US20210168269A1 (en) * | 2018-07-31 | 2021-06-03 | 3M Innovative Properties Company | Vehicle assistance systems |
CN109188834A (zh) * | 2018-09-03 | 2019-01-11 | 深圳小淼科技有限公司 | 一种投影仪 |
CN113970834B (zh) * | 2021-10-29 | 2023-06-16 | 歌尔光学科技有限公司 | 合色棱镜、光学模组和电子设备 |
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-
2008
- 2008-12-22 JP JP2011509465A patent/JP5449331B2/ja not_active Expired - Fee Related
- 2008-12-22 US US12/992,361 patent/US8485667B2/en active Active
- 2008-12-22 CN CN2008801303625A patent/CN102089701B/zh not_active Expired - Fee Related
- 2008-12-22 EP EP08874324.0A patent/EP2283391B1/en not_active Not-in-force
- 2008-12-22 WO PCT/US2008/088020 patent/WO2009139799A1/en active Application Filing
- 2008-12-22 KR KR1020107027673A patent/KR101537836B1/ko not_active IP Right Cessation
- 2008-12-26 TW TW97151076A patent/TWI471603B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20120008096A1 (en) | 2012-01-12 |
CN102089701B (zh) | 2012-12-26 |
CN102089701A (zh) | 2011-06-08 |
KR101537836B1 (ko) | 2015-07-17 |
TWI471603B (zh) | 2015-02-01 |
TW200946958A (en) | 2009-11-16 |
US8485667B2 (en) | 2013-07-16 |
WO2009139799A1 (en) | 2009-11-19 |
KR20110015011A (ko) | 2011-02-14 |
EP2283391A1 (en) | 2011-02-16 |
EP2283391B1 (en) | 2014-07-23 |
JP2011521286A (ja) | 2011-07-21 |
EP2283391A4 (en) | 2013-04-03 |
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