DE69725957D1 - Optisches Element und seine Verwendung - Google Patents

Optisches Element und seine Verwendung

Info

Publication number
DE69725957D1
DE69725957D1 DE69725957T DE69725957T DE69725957D1 DE 69725957 D1 DE69725957 D1 DE 69725957D1 DE 69725957 T DE69725957 T DE 69725957T DE 69725957 T DE69725957 T DE 69725957T DE 69725957 D1 DE69725957 D1 DE 69725957D1
Authority
DE
Germany
Prior art keywords
optical element
optical
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
DE69725957T
Other languages
English (en)
Other versions
DE69725957T2 (de
Inventor
Yasunori Ogawa
Akitaka Yajima
Tomiyoshi Ushiyama
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
Publication of DE69725957D1 publication Critical patent/DE69725957D1/de
Application granted granted Critical
Publication of DE69725957T2 publication Critical patent/DE69725957T2/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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
DE69725957T 1996-12-18 1997-12-18 Optisches Element und seine Verwendung Expired - Lifetime DE69725957T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP35436496A JP3298437B2 (ja) 1996-12-18 1996-12-18 光学素子、偏光照明装置および投写型表示装置
JP35436496 1996-12-18

Publications (2)

Publication Number Publication Date
DE69725957D1 true DE69725957D1 (de) 2003-12-11
DE69725957T2 DE69725957T2 (de) 2004-05-06

Family

ID=18437064

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69725957T Expired - Lifetime DE69725957T2 (de) 1996-12-18 1997-12-18 Optisches Element und seine Verwendung

Country Status (4)

Country Link
US (3) US5978136A (de)
EP (1) EP0849619B1 (de)
JP (1) JP3298437B2 (de)
DE (1) DE69725957T2 (de)

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JP3892130B2 (ja) * 1998-01-21 2007-03-14 株式会社半導体エネルギー研究所 液晶プロジェクタ
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JP3832076B2 (ja) * 1998-02-16 2006-10-11 セイコーエプソン株式会社 偏光照明装置および投写型表示装置
KR100353321B1 (ko) 1998-06-08 2002-09-18 가부시키가이샤 히타치세이사쿠쇼 광학유닛 및 투사형표시장치
JP2000089364A (ja) * 1998-09-09 2000-03-31 Seiko Epson Corp 光変調装置およびこの光変調装置を利用した投写型表示装置
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JP2000194068A (ja) * 1998-12-25 2000-07-14 Seiko Epson Corp 照明光学系および投写型表示装置
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JP3622556B2 (ja) * 1999-02-23 2005-02-23 セイコーエプソン株式会社 照明光学系および投写型表示装置
TW455705B (en) 1999-07-05 2001-09-21 Seiko Epson Corp Manufacturing method of polarization transformation element
JP2001021875A (ja) 1999-07-12 2001-01-26 Seiko Epson Corp 液晶装置及びこれを用いた投写型表示装置
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US8035612B2 (en) 2002-05-28 2011-10-11 Intellectual Ventures Holding 67 Llc Self-contained interactive video display system
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US20050088407A1 (en) 2003-10-24 2005-04-28 Matthew Bell Method and system for managing an interactive video display system
CN100498429C (zh) * 2004-05-28 2009-06-10 株式会社垂马提兹 使用偏振可变元件的光器件
KR100702951B1 (ko) * 2005-02-21 2007-04-03 삼성테크윈 주식회사 카메라용 조명장치
US20060241495A1 (en) * 2005-03-23 2006-10-26 Eastman Kodak Company Wound healing monitoring and treatment
US9128519B1 (en) 2005-04-15 2015-09-08 Intellectual Ventures Holding 67 Llc Method and system for state-based control of objects
US8081822B1 (en) 2005-05-31 2011-12-20 Intellectual Ventures Holding 67 Llc System and method for sensing a feature of an object in an interactive video display
US20070021807A1 (en) * 2005-07-20 2007-01-25 Eastman Kodak Company Device for optically stimulating collagen formation in tissue
US8098277B1 (en) 2005-12-02 2012-01-17 Intellectual Ventures Holding 67 Llc Systems and methods for communication between a reactive video system and a mobile communication device
US7460248B2 (en) * 2006-05-15 2008-12-02 Carestream Health, Inc. Tissue imaging system
CN101359100B (zh) * 2007-08-03 2012-03-28 鸿富锦精密工业（深圳）有限公司 偏振光转换器及具有该偏振光转换器的投影系统
EP2188737A4 (de) 2007-09-14 2011-05-18 Intellectual Ventures Holding 67 Llc Verarbeitung von benutzerinteraktionen auf gestenbasis
CN101419341B (zh) * 2007-10-23 2010-11-10 鸿富锦精密工业（深圳）有限公司 偏振光转换器及具有该偏振光转换器的投影系统
US8159682B2 (en) 2007-11-12 2012-04-17 Intellectual Ventures Holding 67 Llc Lens system
US8259163B2 (en) 2008-03-07 2012-09-04 Intellectual Ventures Holding 67 Llc Display with built in 3D sensing
US8595218B2 (en) 2008-06-12 2013-11-26 Intellectual Ventures Holding 67 Llc Interactive display management systems and methods
US8422132B2 (en) * 2008-12-02 2013-04-16 Shanghai Lexvu Opto Microelectronics Technology Co., Ltd. Integrated planar polarizing device
JP2011221303A (ja) * 2010-04-09 2011-11-04 Sanyo Electric Co Ltd 投写型映像表示装置及び光変調素子
US20120050859A1 (en) * 2010-08-25 2012-03-01 Walsin Lihwa Corporation Polarized light converting system
JP5541056B2 (ja) * 2010-10-01 2014-07-09 セイコーエプソン株式会社 偏光変換素子、偏光変換ユニット、投射装置、及び偏光変換素子の製造方法
JP2012154985A (ja) * 2011-01-24 2012-08-16 Seiko Epson Corp 照明装置及びプロジェクター
JP5177266B2 (ja) * 2011-08-26 2013-04-03 ウシオ電機株式会社 偏光素子ユニットおよびこの偏光素子ユニットを用いた光照射装置並びに偏光素子ユニットの透過率設定方法
US9448415B2 (en) * 2015-02-25 2016-09-20 Omnivision Technologies, Inc. Spatially interleaved polarization converter for LCOS display

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Also Published As

Publication number Publication date
EP0849619B1 (de) 2003-11-05
JP3298437B2 (ja) 2002-07-02
JPH10177151A (ja) 1998-06-30
DE69725957T2 (de) 2004-05-06
EP0849619A1 (de) 1998-06-24
USRE39243E1 (en) 2006-08-22
US5978136A (en) 1999-11-02
USRE40251E1 (en) 2008-04-22

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