CN102073087B - 1/2波长板、光拾取装置、偏振转换元件及投影型显示装置 - Google Patents

1/2波长板、光拾取装置、偏振转换元件及投影型显示装置 Download PDF

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Publication number
CN102073087B
CN102073087B CN2010105354818A CN201010535481A CN102073087B CN 102073087 B CN102073087 B CN 102073087B CN 2010105354818 A CN2010105354818 A CN 2010105354818A CN 201010535481 A CN201010535481 A CN 201010535481A CN 102073087 B CN102073087 B CN 102073087B
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CN
China
Prior art keywords
light
wavelength plate
polarized light
plate
optical
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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
CN2010105354818A
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English (en)
Chinese (zh)
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CN102073087A (zh
Inventor
大户正之
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
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Seiko Epson Corp
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Publication date
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Publication of CN102073087A publication Critical patent/CN102073087A/zh
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Publication of CN102073087B publication Critical patent/CN102073087B/zh
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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • 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
    • G03B21/20—Lamp housings
    • G03B21/2073—Polarisers in the lamp house
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polarising Elements (AREA)
  • Optical Head (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Projection Apparatus (AREA)
CN2010105354818A 2009-11-02 2010-11-01 1/2波长板、光拾取装置、偏振转换元件及投影型显示装置 Expired - Fee Related CN102073087B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009252228A JP5347911B2 (ja) 2009-11-02 2009-11-02 １／２波長板、光ピックアップ装置、偏光変換素子及び投写型表示装置
JP2009-252228 2009-11-02

Publications (2)

Publication Number Publication Date
CN102073087A CN102073087A (zh) 2011-05-25
CN102073087B true CN102073087B (zh) 2012-09-26

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CN2010105354818A Expired - Fee Related CN102073087B (zh) 2009-11-02 2010-11-01 1/2波长板、光拾取装置、偏振转换元件及投影型显示装置

Country Status (3)

Country Link
US (1) US8398241B2 (enExample)
JP (1) JP5347911B2 (enExample)
CN (1) CN102073087B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5347911B2 (ja) * 2009-11-02 2013-11-20 セイコーエプソン株式会社 １／２波長板、光ピックアップ装置、偏光変換素子及び投写型表示装置
CN104293985B (zh) * 2014-09-30 2016-01-20 广东瑞洲科技有限公司 一种皮革切割机的校正系统及其校正方法
CN106953999A (zh) * 2017-04-17 2017-07-14 苏州佳世达电通有限公司 扫描装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0720040A2 (en) * 1994-12-29 1996-07-03 Sharp Kabushiki Kaisha Illumination system and display device
CN101408635A (zh) * 2007-10-10 2009-04-15 爱普生拓优科梦株式会社 叠层波长板以及使用该叠层波长板的光拾取装置
CN101852883A (zh) * 2009-03-30 2010-10-06 爱普生拓优科梦株式会社 叠层1/2波长板、光拾取装置、偏振光变换元件及投影型显示装置

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JPS524948A (en) 1975-07-02 1977-01-14 Hitachi Ltd Guide vane seal apparatus for the fluid machine
JPS6343721A (ja) 1986-08-08 1988-02-24 Nippon Senjimia Kk 異速圧延機における浮動ロ−ル回転数測定装置
JPH0358081A (ja) 1989-07-26 1991-03-13 Nec Corp マルチｃｒｔ表示方式
JP4333580B2 (ja) * 2002-04-26 2009-09-16 エプソントヨコム株式会社 積層波長板及びそれを用いた光ピックアップ
JP4329508B2 (ja) * 2003-11-21 2009-09-09 エプソントヨコム株式会社 旋光能補正広帯域１／４波長板及びこれを用いた光ピックアップ装置
US7618715B2 (en) * 2003-12-01 2009-11-17 Jsr Corporation Wavelength plate
JP4465526B2 (ja) 2003-12-22 2010-05-19 Ｊｓｒ株式会社 波長板
JP4419739B2 (ja) 2004-07-23 2010-02-24 旭硝子株式会社 光ヘッド装置
JP2006235312A (ja) * 2005-02-25 2006-09-07 Kyocera Kinseki Corp 反射型液晶表示装置
JP4830072B2 (ja) * 2005-09-28 2011-12-07 セイコーエプソン株式会社 波長板及びそれを用いた光ピックアップ
JP4623042B2 (ja) * 2006-04-10 2011-02-02 エプソントヨコム株式会社 積層波長板、偏光変換子、偏光照明装置、及び光ピックアップ装置
JP4380725B2 (ja) * 2006-04-18 2009-12-09 エプソントヨコム株式会社 積層波長板及びこれを用いた光ピックアップ装置
JP2008123588A (ja) * 2006-11-10 2008-05-29 Epson Toyocom Corp 回折素子及びそれを用いた光学ヘッド装置
JP4557022B2 (ja) 2007-03-27 2010-10-06 エプソントヨコム株式会社 積層位相差板、投射型映像装置
US7855834B2 (en) * 2007-03-27 2010-12-21 Epson Toyocom Corporation Multilayered phase difference plate and projector
JP2009020139A (ja) * 2007-07-10 2009-01-29 Epson Toyocom Corp 偏光変換素子および液晶プロジェクタ
JP2009103863A (ja) 2007-10-23 2009-05-14 Epson Toyocom Corp 位相差板及びプロジェクタ
JP5051475B2 (ja) * 2008-10-27 2012-10-17 セイコーエプソン株式会社 １／４波長板、光ピックアップ装置及び反射型液晶表示装置
JP5228805B2 (ja) * 2008-10-31 2013-07-03 セイコーエプソン株式会社 積層１／４波長板
JP4877612B2 (ja) 2009-01-05 2012-02-15 セイコーエプソン株式会社 波長板、偏光変換素子及び投写型表示装置
JP5251672B2 (ja) * 2009-03-30 2013-07-31 セイコーエプソン株式会社 積層１／２波長板、光ピックアップ装置、偏光変換素子、及び投写型表示装置
JP5347911B2 (ja) * 2009-11-02 2013-11-20 セイコーエプソン株式会社 １／２波長板、光ピックアップ装置、偏光変換素子及び投写型表示装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0720040A2 (en) * 1994-12-29 1996-07-03 Sharp Kabushiki Kaisha Illumination system and display device
CN101408635A (zh) * 2007-10-10 2009-04-15 爱普生拓优科梦株式会社 叠层波长板以及使用该叠层波长板的光拾取装置
CN101852883A (zh) * 2009-03-30 2010-10-06 爱普生拓优科梦株式会社 叠层1/2波长板、光拾取装置、偏振光变换元件及投影型显示装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP特开2007-304572A 2007.11.22

Also Published As

Publication number Publication date
JP2011095679A (ja) 2011-05-12
JP5347911B2 (ja) 2013-11-20
CN102073087A (zh) 2011-05-25
US8398241B2 (en) 2013-03-19
US20110102746A1 (en) 2011-05-05

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