KR100909023B1 - 조명광학계 및 그것을 이용한 투사형 표시장치 - Google Patents

조명광학계 및 그것을 이용한 투사형 표시장치 Download PDF

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Publication number
KR100909023B1
KR100909023B1 KR1020060088329A KR20060088329A KR100909023B1 KR 100909023 B1 KR100909023 B1 KR 100909023B1 KR 1020060088329 A KR1020060088329 A KR 1020060088329A KR 20060088329 A KR20060088329 A KR 20060088329A KR 100909023 B1 KR100909023 B1 KR 100909023B1
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KR
South Korea
Prior art keywords
light
optical system
light source
refractive power
light beam
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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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KR1020060088329A
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English (en)
Korean (ko)
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KR20070030698A (ko
Inventor
히로유키 코다마
카즈히로 이노코
Original Assignee
캐논 가부시끼가이샤
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Publication of KR20070030698A publication Critical patent/KR20070030698A/ko
Application granted granted Critical
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Expired - Fee Related legal-status Critical Current
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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
    • 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
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes
    • 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
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0961—Lens arrays
    • 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
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0966—Cylindrical lenses
    • 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
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
    • 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
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • 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
    • 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
    • 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
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Microscoopes, Condenser (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Lenses (AREA)
KR1020060088329A 2005-09-13 2006-09-13 조명광학계 및 그것을 이용한 투사형 표시장치 Expired - Fee Related KR100909023B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005265868A JP4880957B2 (ja) 2005-09-13 2005-09-13 照明光学系およびそれを用いた投射型表示装置
JPJP-P-2005-00265868 2005-09-13

Publications (2)

Publication Number Publication Date
KR20070030698A KR20070030698A (ko) 2007-03-16
KR100909023B1 true KR100909023B1 (ko) 2009-07-22

Family

ID=37533554

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020060088329A Expired - Fee Related KR100909023B1 (ko) 2005-09-13 2006-09-13 조명광학계 및 그것을 이용한 투사형 표시장치

Country Status (6)

Country Link
US (1) US7690793B2 (enExample)
EP (1) EP1763254B1 (enExample)
JP (1) JP4880957B2 (enExample)
KR (1) KR100909023B1 (enExample)
CN (1) CN100437203C (enExample)
DE (1) DE602006011991D1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5361145B2 (ja) * 2006-06-08 2013-12-04 キヤノン株式会社 照明光学系、画像投射用光学系及び画像投射装置
WO2009073336A1 (en) 2007-11-30 2009-06-11 3M Innovative Properties Company Optical element having a toric surface and method of making
JP5511360B2 (ja) * 2009-12-22 2014-06-04 キヤノン株式会社 画像表示装置
JP5527594B2 (ja) * 2010-03-24 2014-06-18 カシオ計算機株式会社 光源ユニット及びプロジェクタ
US20120002171A1 (en) * 2010-06-30 2012-01-05 Shin-Gwo Shiue Projection lens module of pico projector
JP5713666B2 (ja) * 2010-12-27 2015-05-07 キヤノン株式会社 照明光学系およびそれを用いた画像投射装置
JP6120508B2 (ja) * 2011-10-03 2017-04-26 キヤノン株式会社 撮像素子および撮像装置
JP6078976B2 (ja) * 2012-04-12 2017-02-15 セイコーエプソン株式会社 プロジェクター
US11871159B2 (en) * 2018-11-02 2024-01-09 Sony Corporation Display unit for reducing degradation of optical components
CN114967163A (zh) * 2022-05-17 2022-08-30 嘉兴驭光光电科技有限公司 匀光装置、投射器以及匀光装置的设计方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0096115A2 (en) * 1982-06-07 1983-12-21 U.S. Clinical Products, Inc. Flexible sterile closure system for containers
EP1120682A2 (en) 2000-01-28 2001-08-01 Seiko Epson Corporation Liquid crystal projector with polarization conversion element
US20020176255A1 (en) * 2001-04-23 2002-11-28 Satoshi Yamauchi Illumination apparatus and a liquid crystal projector using the illumination apparatus

Family Cites Families (23)

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Publication number Priority date Publication date Assignee Title
JPH0675200A (ja) * 1992-08-28 1994-03-18 Matsushita Electric Ind Co Ltd 照明光学系装置
US5786939A (en) * 1996-02-26 1998-07-28 Fuji Photo Optical Co., Ltd. Illumination optical system
US6257726B1 (en) * 1997-02-13 2001-07-10 Canon Kabushiki Kaisha Illuminating apparatus and projecting apparatus
JPH11212023A (ja) * 1997-11-18 1999-08-06 Seiko Epson Corp 照明光学系および投写型表示装置
JP3655086B2 (ja) * 1998-03-25 2005-06-02 東京電力株式会社 アフォーカル結像光学系及びレーザ装置
JP3542329B2 (ja) * 1998-09-16 2004-07-14 富士通株式会社 光学装置およびこれを用いた表示装置
US6497488B1 (en) 1999-08-06 2002-12-24 Ricoh Company, Ltd. Illumination system and projector
JP2001142141A (ja) * 1999-11-15 2001-05-25 Ricoh Co Ltd プロジェクタ
JP2001092419A (ja) 1999-09-22 2001-04-06 Canon Inc 表示装置
US6491396B2 (en) 2000-02-15 2002-12-10 Seiko Epson Corporation Projector modulating a plurality of partial luminous fluxes according to imaging information by means of an electro-optical device
GB0019454D0 (en) * 2000-08-09 2000-09-27 Stevens Brian T Laser system
JP5036102B2 (ja) * 2000-10-10 2012-09-26 株式会社リコー 照明装置
JP4043723B2 (ja) * 2001-02-09 2008-02-06 株式会社リコー 照明装置
JP4695308B2 (ja) * 2001-08-31 2011-06-08 株式会社リコー 照明装置
TW558861B (en) * 2001-06-15 2003-10-21 Semiconductor Energy Lab Laser irradiation stage, laser irradiation optical system, laser irradiation apparatus, laser irradiation method, and method of manufacturing semiconductor device
JP2003280094A (ja) * 2002-03-22 2003-10-02 Ricoh Co Ltd 照明装置
JP4210070B2 (ja) * 2002-03-29 2009-01-14 シャープ株式会社 マイクロレンズ基板の作製方法
JP2004045907A (ja) * 2002-07-15 2004-02-12 Hitachi Ltd 画像表示装置
JP3599052B2 (ja) * 2002-12-13 2004-12-08 ソニー株式会社 画像表示装置
JP4464118B2 (ja) 2003-12-10 2010-05-19 キヤノン株式会社 照明光学系及びそれを有する画像表示装置
JP4817639B2 (ja) * 2004-10-14 2011-11-16 キヤノン株式会社 照明光学系及びそれを用いた画像表示装置
KR20070090246A (ko) * 2004-12-22 2007-09-05 칼 짜이스 레이저 옵틱스 게엠베하 선형 빔을 형성하기 위한 광 조명 시스템
CN100489594C (zh) * 2005-01-07 2009-05-20 Limo专利管理有限公司及两合公司 用于光的均匀化的装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0096115A2 (en) * 1982-06-07 1983-12-21 U.S. Clinical Products, Inc. Flexible sterile closure system for containers
EP1120682A2 (en) 2000-01-28 2001-08-01 Seiko Epson Corporation Liquid crystal projector with polarization conversion element
US20020176255A1 (en) * 2001-04-23 2002-11-28 Satoshi Yamauchi Illumination apparatus and a liquid crystal projector using the illumination apparatus

Also Published As

Publication number Publication date
KR20070030698A (ko) 2007-03-16
US7690793B2 (en) 2010-04-06
EP1763254A3 (en) 2007-07-11
EP1763254A2 (en) 2007-03-14
EP1763254B1 (en) 2010-01-27
JP2007079029A (ja) 2007-03-29
DE602006011991D1 (de) 2010-03-18
JP4880957B2 (ja) 2012-02-22
CN100437203C (zh) 2008-11-26
CN1932580A (zh) 2007-03-21
US20070058134A1 (en) 2007-03-15

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