CN1742216A - 用于基于lcd的透射型投影仪的检偏振器 - Google Patents

用于基于lcd的透射型投影仪的检偏振器 Download PDF

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Publication number
CN1742216A
CN1742216A CNA200480002931XA CN200480002931A CN1742216A CN 1742216 A CN1742216 A CN 1742216A CN A200480002931X A CNA200480002931X A CN A200480002931XA CN 200480002931 A CN200480002931 A CN 200480002931A CN 1742216 A CN1742216 A CN 1742216A
Authority
CN
China
Prior art keywords
analyzer
light
polarization mode
refraction
imaging path
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
CNA200480002931XA
Other languages
English (en)
Chinese (zh)
Inventor
A·J·S·M·德瓦安
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1742216A publication Critical patent/CN1742216A/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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • 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]
    • 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
    • G02B5/045—Prism arrays

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
CNA200480002931XA 2003-01-28 2004-01-14 用于基于lcd的透射型投影仪的检偏振器 Pending CN1742216A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03100165 2003-01-28
EP03100165.4 2003-01-28

Publications (1)

Publication Number Publication Date
CN1742216A true CN1742216A (zh) 2006-03-01

Family

ID=32798978

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA200480002931XA Pending CN1742216A (zh) 2003-01-28 2004-01-14 用于基于lcd的透射型投影仪的检偏振器

Country Status (6)

Country Link
EP (1) EP1590694A1 (ja)
JP (1) JP2006517034A (ja)
KR (1) KR20050090012A (ja)
CN (1) CN1742216A (ja)
TW (1) TW200419290A (ja)
WO (1) WO2004068200A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0613902D0 (en) * 2006-07-13 2006-08-23 Renishaw Plc Scale and readhead

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69630101T2 (de) * 1995-06-29 2004-06-03 Koninklijke Philips Electronics N.V. Polarisationselement
US5914811A (en) * 1996-08-30 1999-06-22 University Of Houston Birefringent grating polarizing beam splitter
JPH11295660A (ja) * 1998-04-14 1999-10-29 Matsushita Electric Ind Co Ltd 投写型画像表示装置
CN1182422C (zh) * 2000-01-28 2004-12-29 精工爱普生株式会社 光反射型起偏镜及使用它的投影仪

Also Published As

Publication number Publication date
WO2004068200A1 (en) 2004-08-12
TW200419290A (en) 2004-10-01
JP2006517034A (ja) 2006-07-13
EP1590694A1 (en) 2005-11-02
KR20050090012A (ko) 2005-09-09

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication