CN1732695A - 光学核心和包括该光学核心的投影系统 - Google Patents

光学核心和包括该光学核心的投影系统 Download PDF

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Publication number
CN1732695A
CN1732695A CNA2003801079913A CN200380107991A CN1732695A CN 1732695 A CN1732695 A CN 1732695A CN A2003801079913 A CNA2003801079913 A CN A2003801079913A CN 200380107991 A CN200380107991 A CN 200380107991A CN 1732695 A CN1732695 A CN 1732695A
Authority
CN
China
Prior art keywords
color combiner
beam splitter
optical
refractive index
polarization beam
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.)
Pending
Application number
CNA2003801079913A
Other languages
English (en)
Chinese (zh)
Inventor
J·L·威廉姆斯
K·D·萨博塔
C·L·布鲁佐内
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of CN1732695A publication Critical patent/CN1732695A/zh
Pending legal-status Critical Current

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Classifications

    • 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]
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • 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

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
CNA2003801079913A 2003-01-08 2003-11-19 光学核心和包括该光学核心的投影系统 Pending CN1732695A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/338,469 2003-01-08
US10/338,469 US7145719B2 (en) 2003-01-08 2003-01-08 Optical cores and projection systems containing the optical core

Publications (1)

Publication Number Publication Date
CN1732695A true CN1732695A (zh) 2006-02-08

Family

ID=32681460

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2003801079913A Pending CN1732695A (zh) 2003-01-08 2003-11-19 光学核心和包括该光学核心的投影系统

Country Status (9)

Country Link
US (1) US7145719B2 (enExample)
EP (1) EP1582072A1 (enExample)
JP (1) JP2006514319A (enExample)
KR (1) KR20050091769A (enExample)
CN (1) CN1732695A (enExample)
AU (1) AU2003294345A1 (enExample)
MX (1) MXPA05007316A (enExample)
TW (1) TWI292058B (enExample)
WO (1) WO2004064411A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109073204A (zh) * 2016-03-31 2018-12-21 索尼公司 光源装置和电子设备

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4617858B2 (ja) * 2004-12-03 2011-01-26 セイコーエプソン株式会社 プロジェクタ
US7357511B2 (en) * 2005-03-23 2008-04-15 3M Innovative Properties Company Stress birefringence compensation in polarizing beamsplitters and systems using same
US7422330B2 (en) * 2005-03-30 2008-09-09 3M Innovative Properties Company Illumination system and projection system using same
JP4652112B2 (ja) * 2005-04-26 2011-03-16 富士フイルム株式会社 投射型表示装置
US7410261B2 (en) * 2005-05-20 2008-08-12 3M Innovative Properties Company Multicolor illuminator system
US7686453B2 (en) * 2005-12-19 2010-03-30 3M Innovative Properties Company High contrast liquid crystal display and projection system using same
US7673993B2 (en) * 2005-12-22 2010-03-09 3M Innovative Properties Company Projection system using reflective polarizers
JP6109076B2 (ja) 2010-12-29 2017-04-05 スリーエム イノベイティブ プロパティズ カンパニー Ｌｅｄ色結合器
US8888290B2 (en) 2011-04-08 2014-11-18 Hong Kong Applied Science and Technology Research Institute Company Limited Polarization beam splitters for image projection apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5882774A (en) 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
JPH1138365A (ja) * 1997-07-18 1999-02-12 Nikon Corp 投射型表示装置
US6652162B1 (en) * 1998-12-17 2003-11-25 Harris Ess/Csd Stand-off fusion-terminated optical waveguide interface
US6375330B1 (en) * 1999-12-30 2002-04-23 Gain Micro-Optics, Inc. Reflective liquid-crystal-on-silicon projection engine architecture
US6717706B2 (en) * 2000-08-31 2004-04-06 Cambridge Research And Instrumentation, Inc. State of polarization detector
US6672721B2 (en) 2001-06-11 2004-01-06 3M Innovative Properties Company Projection system having low astigmatism
US6609795B2 (en) 2001-06-11 2003-08-26 3M Innovative Properties Company Polarizing beam splitter
CN100469149C (zh) * 2001-06-11 2009-03-11 3M创新有限公司 具有低象散的投影系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109073204A (zh) * 2016-03-31 2018-12-21 索尼公司 光源装置和电子设备
CN109073204B (zh) * 2016-03-31 2021-02-05 索尼公司 光源装置和电子设备

Also Published As

Publication number Publication date
MXPA05007316A (es) 2005-09-30
KR20050091769A (ko) 2005-09-15
TWI292058B (en) 2008-01-01
US7145719B2 (en) 2006-12-05
WO2004064411A1 (en) 2004-07-29
EP1582072A1 (en) 2005-10-05
AU2003294345A1 (en) 2004-08-10
JP2006514319A (ja) 2006-04-27
US20040130784A1 (en) 2004-07-08
TW200502592A (en) 2005-01-16

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication