DE69723929D1 - Polarisationsstrahlteiler, verfahren zu seiner herstellung und projektionsanzeige - Google Patents

Polarisationsstrahlteiler, verfahren zu seiner herstellung und projektionsanzeige

Info

Publication number
DE69723929D1
DE69723929D1 DE69723929T DE69723929T DE69723929D1 DE 69723929 D1 DE69723929 D1 DE 69723929D1 DE 69723929 T DE69723929 T DE 69723929T DE 69723929 T DE69723929 T DE 69723929T DE 69723929 D1 DE69723929 D1 DE 69723929D1
Authority
DE
Germany
Prior art keywords
production
polarization beam
projection display
beam divider
divider
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 - Lifetime
Application number
DE69723929T
Other languages
English (en)
Other versions
DE69723929T2 (de
Inventor
Toshiaki Hashizume
Yoshitaka Itoh
Akitaka Yajima
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE69723929D1 publication Critical patent/DE69723929D1/de
Publication of DE69723929T2 publication Critical patent/DE69723929T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G02B27/28—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
    • G02B27/285—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 comprising arrays of elements, e.g. microprisms
    • 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
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • 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
    • 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
    • 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
    • H04N5/7441—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 the modulator being an array of liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Microscoopes, Condenser (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
DE69723929T 1996-03-12 1997-03-12 Polarisationsstrahlteiler, verfahren zu seiner herstellung und projektionsanzeige Expired - Lifetime DE69723929T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP5521596 1996-03-12
JP5521596 1996-03-12
JP30113896 1996-10-25
JP30113896 1996-10-25
PCT/JP1997/000790 WO1997034173A1 (fr) 1996-03-12 1997-03-12 Separateur de lumiere polarisee, son procede de production et affichage par projection

Publications (2)

Publication Number Publication Date
DE69723929D1 true DE69723929D1 (de) 2003-09-11
DE69723929T2 DE69723929T2 (de) 2004-06-17

Family

ID=26396087

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69723929T Expired - Lifetime DE69723929T2 (de) 1996-03-12 1997-03-12 Polarisationsstrahlteiler, verfahren zu seiner herstellung und projektionsanzeige

Country Status (8)

Country Link
US (1) US6394607B1 (de)
EP (4) EP1256823A3 (de)
JP (5) JP3309846B2 (de)
KR (4) KR100452133B1 (de)
CN (2) CN1153988C (de)
DE (1) DE69723929T2 (de)
TW (1) TW401530B (de)
WO (1) WO1997034173A1 (de)

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JP5245588B2 (ja) * 2008-07-10 2013-07-24 ソニー株式会社 プロジェクタ装置およびプロジェクタ装置用の画像合成装置
CN102147505B (zh) * 2010-02-08 2015-06-03 菲尼萨公司 增强型多体式光学设备
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Also Published As

Publication number Publication date
CN1249465C (zh) 2006-04-05
JP2005043872A (ja) 2005-02-17
DE69723929T2 (de) 2004-06-17
KR19990014729A (ko) 1999-02-25
KR20040000431A (ko) 2004-01-03
JP3309845B2 (ja) 2002-07-29
CN1512202A (zh) 2004-07-14
EP1256823A3 (de) 2004-05-19
CN1181815A (zh) 1998-05-13
EP1256824A2 (de) 2002-11-13
JP4161508B2 (ja) 2008-10-08
JP2003207643A (ja) 2003-07-25
JP2000298213A (ja) 2000-10-24
WO1997034173A1 (fr) 1997-09-18
KR20040000433A (ko) 2004-01-03
CN1153988C (zh) 2004-06-16
EP1256824A3 (de) 2004-05-19
EP1256822A2 (de) 2002-11-13
KR100493907B1 (ko) 2005-06-10
KR100452133B1 (ko) 2004-10-13
JP2000321434A (ja) 2000-11-24
EP0829739A4 (de) 1998-12-02
US6394607B1 (en) 2002-05-28
KR100436477B1 (ko) 2004-09-13
JP3309846B2 (ja) 2002-07-29
KR20040000432A (ko) 2004-01-03
TW401530B (en) 2000-08-11
EP1256822A3 (de) 2004-05-19
EP0829739B1 (de) 2003-08-06
EP1256823A2 (de) 2002-11-13
EP0829739A1 (de) 1998-03-18
JP2000321433A (ja) 2000-11-24
KR100490850B1 (ko) 2005-05-24

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