JP4333580B2 - 積層波長板及びそれを用いた光ピックアップ - Google Patents

積層波長板及びそれを用いた光ピックアップ Download PDF

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Publication number
JP4333580B2
JP4333580B2 JP2004501952A JP2004501952A JP4333580B2 JP 4333580 B2 JP4333580 B2 JP 4333580B2 JP 2004501952 A JP2004501952 A JP 2004501952A JP 2004501952 A JP2004501952 A JP 2004501952A JP 4333580 B2 JP4333580 B2 JP 4333580B2
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JP
Japan
Prior art keywords
wave plate
wavelength
phase difference
light
laminated
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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
JP2004501952A
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English (en)
Japanese (ja)
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JPWO2003091768A1 (ja
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.)
Miyazaki Epson Corp
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Epson Toyocom Corp
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Application filed by Epson Toyocom Corp filed Critical Epson Toyocom Corp
Publication of JPWO2003091768A1 publication Critical patent/JPWO2003091768A1/ja
Application granted granted Critical
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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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising 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
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/127—Lasers; Multiple laser arrays
    • G11B7/1275—Two or more lasers having different wavelengths
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Polarising Elements (AREA)
  • Optical Head (AREA)
JP2004501952A 2002-04-26 2003-04-24 積層波長板及びそれを用いた光ピックアップ Expired - Fee Related JP4333580B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002126655 2002-04-26
JP2002126655 2002-04-26
PCT/JP2003/005257 WO2003091768A1 (fr) 2002-04-26 2003-04-24 Plaque a longueurs d'ondes stratifiee et dispositif de lecture optique l'utilisant

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009097210A Division JP5040952B2 (ja) 2002-04-26 2009-04-13 波長板及び光ピックアップ

Publications (2)

Publication Number Publication Date
JPWO2003091768A1 JPWO2003091768A1 (ja) 2005-09-02
JP4333580B2 true JP4333580B2 (ja) 2009-09-16

Family

ID=29267607

Family Applications (2)

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JP2004501952A Expired - Fee Related JP4333580B2 (ja) 2002-04-26 2003-04-24 積層波長板及びそれを用いた光ピックアップ
JP2009097210A Expired - Fee Related JP5040952B2 (ja) 2002-04-26 2009-04-13 波長板及び光ピックアップ

Family Applications After (1)

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JP2009097210A Expired - Fee Related JP5040952B2 (ja) 2002-04-26 2009-04-13 波長板及び光ピックアップ

Country Status (6)

Country Link
US (2) US7352678B2 (enExample)
EP (1) EP1500957A4 (enExample)
JP (2) JP4333580B2 (enExample)
KR (1) KR100960421B1 (enExample)
CN (2) CN1650199B (enExample)
WO (1) WO2003091768A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009187659A (ja) * 2002-04-26 2009-08-20 Epson Toyocom Corp 積層波長板及びそれを用いた光ピックアップ

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JP4218393B2 (ja) * 2003-03-28 2009-02-04 旭硝子株式会社 光ヘッド装置
WO2006065997A2 (en) * 2004-12-16 2006-06-22 Colorlink Inc. Compound quarter-wave retarder for optical disc pickup heads
TWI413809B (zh) * 2004-12-27 2013-11-01 Dainippon Ink & Chemicals 光學薄膜、橢圓偏光板、圓偏光板、液晶顯示元件、及該光學薄膜之製法
JP2007035204A (ja) * 2005-07-29 2007-02-08 Hitachi Media Electoronics Co Ltd 光ピックアップ及び光ディスク装置
JP4825951B2 (ja) * 2005-09-20 2011-11-30 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
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
JP5056059B2 (ja) * 2006-02-21 2012-10-24 旭硝子株式会社 広帯域波長板
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
JP4623226B2 (ja) * 2006-04-18 2011-02-02 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
JP5101041B2 (ja) * 2006-05-31 2012-12-19 京セラクリスタルデバイス株式会社 １／２波長板
JP5101042B2 (ja) * 2006-05-31 2012-12-19 京セラクリスタルデバイス株式会社 １／２波長板
JP2008015343A (ja) * 2006-07-07 2008-01-24 Nikon Corp 光学ローパスフィルタ、カメラ
JPWO2008081941A1 (ja) * 2007-01-05 2010-04-30 旭硝子株式会社 波長選択波長板およびそれを用いた光ヘッド装置
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
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
US7986607B2 (en) * 2009-03-16 2011-07-26 Panasonic Corporation Wave plate, optical pickup and optical disc apparatus
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
JP4553056B2 (ja) * 2009-05-01 2010-09-29 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
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
KR20110097260A (ko) * 2010-02-25 2011-08-31 삼성전자주식회사 광 형성장치
US8224136B2 (en) * 2010-04-01 2012-07-17 Furukawa Electric Co., Ltd. Optical multiplexer/demultiplexer module and prism using for the same
WO2013077204A1 (ja) 2011-11-25 2013-05-30 シチズンホールディングス株式会社 光学デバイス
WO2018233810A1 (en) * 2017-06-20 2018-12-27 Nokia Technologies Oy Transmitting and receiving light
US11454873B2 (en) * 2019-07-22 2022-09-27 Advanced Video Technology Solutions Ltd. Polarized projection system and method
CN113985519B (zh) * 2021-12-24 2022-04-08 深圳铅笔视界科技有限公司 一种光波导器件、显示装置和显示设备
WO2024231131A1 (en) * 2023-05-09 2024-11-14 Signify Holding B.V. Light generating device using a single quarter wave plate for producing white light

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JP3168765B2 (ja) * 1993-04-01 2001-05-21 松下電器産業株式会社 偏光装置および該偏光装置を用いた投写型表示装置
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009187659A (ja) * 2002-04-26 2009-08-20 Epson Toyocom Corp 積層波長板及びそれを用いた光ピックアップ

Also Published As

Publication number Publication date
CN101813802A (zh) 2010-08-25
JP5040952B2 (ja) 2012-10-03
EP1500957A4 (en) 2008-11-19
EP1500957A1 (en) 2005-01-26
KR100960421B1 (ko) 2010-05-28
JPWO2003091768A1 (ja) 2005-09-02
US7664002B2 (en) 2010-02-16
CN1650199A (zh) 2005-08-03
US7352678B2 (en) 2008-04-01
WO2003091768A1 (fr) 2003-11-06
JP2009187659A (ja) 2009-08-20
CN1650199B (zh) 2010-05-12
KR20040097206A (ko) 2004-11-17
US20050180296A1 (en) 2005-08-18
US20080180799A1 (en) 2008-07-31

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