JP4136217B2 - 投射型表示装置 - Google Patents

投射型表示装置 Download PDF

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Publication number
JP4136217B2
JP4136217B2 JP23547999A JP23547999A JP4136217B2 JP 4136217 B2 JP4136217 B2 JP 4136217B2 JP 23547999 A JP23547999 A JP 23547999A JP 23547999 A JP23547999 A JP 23547999A JP 4136217 B2 JP4136217 B2 JP 4136217B2
Authority
JP
Japan
Prior art keywords
light
color
dichroic
display
liquid crystal
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
Application number
JP23547999A
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English (en)
Japanese (ja)
Other versions
JP2000137289A (ja
JP2000137289A5 (enExample
Inventor
浩幸 児玉
奥山　　敦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP23547999A priority Critical patent/JP4136217B2/ja
Priority to US09/382,447 priority patent/US6212013B1/en
Publication of JP2000137289A publication Critical patent/JP2000137289A/ja
Publication of JP2000137289A5 publication Critical patent/JP2000137289A5/ja
Application granted granted Critical
Publication of JP4136217B2 publication Critical patent/JP4136217B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G02B27/12—Beam splitting or combining systems operating by refraction only
    • G02B27/123—The splitting element being a lens or a system of lenses, including arrays and surfaces with refractive power
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/148—Beam splitting or combining systems operating by reflection only including stacked surfaces having at least one double-pass partially reflecting surface
    • 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
    • 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
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
JP23547999A 1998-08-27 1999-08-23 投射型表示装置 Expired - Fee Related JP4136217B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP23547999A JP4136217B2 (ja) 1998-08-27 1999-08-23 投射型表示装置
US09/382,447 US6212013B1 (en) 1998-08-27 1999-08-25 Projection type display apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP25611898 1998-08-27
JP23547999A JP4136217B2 (ja) 1998-08-27 1999-08-23 投射型表示装置
JP10-256118 1999-08-27

Publications (3)

Publication Number Publication Date
JP2000137289A JP2000137289A (ja) 2000-05-16
JP2000137289A5 JP2000137289A5 (enExample) 2006-10-05
JP4136217B2 true JP4136217B2 (ja) 2008-08-20

Family

ID=26532149

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23547999A Expired - Fee Related JP4136217B2 (ja) 1998-08-27 1999-08-23 投射型表示装置

Country Status (2)

Country Link
US (1) US6212013B1 (enExample)
JP (1) JP4136217B2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6611381B2 (en) * 1999-12-28 2003-08-26 Canon Kabushiki Kaisha Display element, polarizing plate, and display apparatus and projecting apparatus using the display element and polarizing plate
US6553168B2 (en) 2000-05-23 2003-04-22 Honeywell International Inc. Projection system utilizing fiber optic illumination
US6549339B2 (en) * 2000-06-26 2003-04-15 Samsung Electro-Mechanics Co., Ltd. Projection system
JP4061857B2 (ja) * 2001-04-27 2008-03-19 株式会社日立製作所 光学ユニット及びそれを用いた映像表示装置
JP3832626B2 (ja) * 2001-06-28 2006-10-11 セイコーエプソン株式会社 画像処理装置、画像処理方法、プログラムおよび記録媒体
DE10223319B4 (de) * 2002-05-24 2004-04-01 Carl Zeiss Laser Optics Gmbh Optisches Abbildungssystem zum Abbilden zumindest zweier in Strahlrichtung beabstandeter Ebenen eines Lichtstrahls
KR20040082917A (ko) * 2003-03-20 2004-09-30 삼성전자주식회사 정규 분포의 광을 갖는 조명계, 프로젝션 시스템 및칼라화상 형성방법
JP4549041B2 (ja) * 2003-08-26 2010-09-22 三洋電機株式会社 投写型映像表示装置
KR20050069828A (ko) * 2003-12-31 2005-07-05 엘지전자 주식회사 고해상도 투사 장치
JP4645371B2 (ja) * 2005-09-01 2011-03-09 セイコーエプソン株式会社 プロジェクタ
JP4357553B2 (ja) 2006-09-29 2009-11-04 三洋電機株式会社 照明装置及び投写型映像表示装置
JP4286306B2 (ja) 2006-10-31 2009-06-24 三洋電機株式会社 照明装置及び投写型映像表示装置
JP4994806B2 (ja) * 2006-11-29 2012-08-08 キヤノン株式会社 画像投射装置及び画像投射システム
JP2008209888A (ja) * 2007-01-31 2008-09-11 Sony Corp 光学装置および投射型表示装置
US8123359B2 (en) 2007-07-13 2012-02-28 Sanyo Electric Co., Ltd. Illumination apparatus and projection display apparatus
JP5166858B2 (ja) * 2007-12-28 2013-03-21 三洋電機株式会社 光学ユニット、照明装置及び投写型映像表示装置
JP4519192B2 (ja) * 2009-06-19 2010-08-04 三洋電機株式会社 投写型映像表示装置
JP4806467B2 (ja) * 2010-04-13 2011-11-02 三洋電機株式会社 投写型映像表示装置
DE102012011202A1 (de) 2012-06-06 2013-09-12 Carl Zeiss Smt Gmbh Projektor und Verfahren zum Erzeugen eines Bildes
JP6465594B2 (ja) 2014-09-03 2019-02-06 キヤノン株式会社 色分離合成系およびこれを用いた投射型表示装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0634929A (ja) * 1992-07-15 1994-02-10 Fujitsu Ltd 投写型カラー液晶表示装置
JPH0772450A (ja) * 1993-09-07 1995-03-17 Fujitsu Ltd 投射型表示装置
JPH07318922A (ja) * 1994-05-20 1995-12-08 Fujitsu General Ltd 液晶プロジェクタ装置
JPH11249098A (ja) * 1998-03-02 1999-09-17 Nikon Corp プロジェクタ
US5986815A (en) 1998-05-15 1999-11-16 Optical Coating Laboratory, Inc. Systems, methods and apparatus for improving the contrast ratio in reflective imaging systems utilizing color splitters
JP2000227578A (ja) * 1998-11-12 2000-08-15 Fujitsu Ltd 投写型表示装置

Also Published As

Publication number Publication date
JP2000137289A (ja) 2000-05-16
US6212013B1 (en) 2001-04-03

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