JP5347911B2 - 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 - Google Patents

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 Download PDF

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Publication number
JP5347911B2
JP5347911B2 JP2009252228A JP2009252228A JP5347911B2 JP 5347911 B2 JP5347911 B2 JP 5347911B2 JP 2009252228 A JP2009252228 A JP 2009252228A JP 2009252228 A JP2009252228 A JP 2009252228A JP 5347911 B2 JP5347911 B2 JP 5347911B2
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Japan
Prior art keywords
light
plate
wave plate
optical
incident
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 - Fee Related
Application number
JP2009252228A
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English (en)
Japanese (ja)
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JP2011095679A (ja
JP2011095679A5 (enExample
Inventor
正之 大戸
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
Priority to JP2009252228A priority Critical patent/JP5347911B2/ja
Priority to CN2010105354818A priority patent/CN102073087B/zh
Priority to US12/916,683 priority patent/US8398241B2/en
Publication of JP2011095679A publication Critical patent/JP2011095679A/ja
Publication of JP2011095679A5 publication Critical patent/JP2011095679A5/ja
Application granted granted Critical
Publication of JP5347911B2 publication Critical patent/JP5347911B2/ja
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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

Landscapes

  • 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)
JP2009252228A 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 Expired - Fee Related JP5347911B2 (ja)

Priority Applications (3)

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
CN2010105354818A 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
US12/916,683 US8398241B2 (en) 2009-11-02 2010-11-01 Half-wave plate, optical pickup device, polarization conversion element, and projection display device

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
JP2011095679A JP2011095679A (ja) 2011-05-12
JP2011095679A5 JP2011095679A5 (enExample) 2012-12-13
JP5347911B2 true JP5347911B2 (ja) 2013-11-20

Family

ID=43925097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009252228A Expired - Fee Related 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

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

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB2296808A (en) * 1994-12-29 1996-07-10 Sharp Kk Illumination system for display device
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
JP5024241B2 (ja) * 2007-10-10 2012-09-12 セイコーエプソン株式会社 波長板及びこれを用いた光ピックアップ装置
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
JP5251671B2 (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

Also Published As

Publication number Publication date
CN102073087B (zh) 2012-09-26
JP2011095679A (ja) 2011-05-12
CN102073087A (zh) 2011-05-25
US8398241B2 (en) 2013-03-19
US20110102746A1 (en) 2011-05-05

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