CN102498517A - 物镜、光拾取装置及光信息记录再生装置 - Google Patents

物镜、光拾取装置及光信息记录再生装置 Download PDF

Info

Publication number
CN102498517A
CN102498517A CN2010800407751A CN201080040775A CN102498517A CN 102498517 A CN102498517 A CN 102498517A CN 2010800407751 A CN2010800407751 A CN 2010800407751A CN 201080040775 A CN201080040775 A CN 201080040775A CN 102498517 A CN102498517 A CN 102498517A
Authority
CN
China
Prior art keywords
object lens
light
wavelength
optical
formula
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.)
Pending
Application number
CN2010800407751A
Other languages
English (en)
Chinese (zh)
Inventor
田中秀树
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.)
Konica Minolta Opto Inc
Original Assignee
Konica Minolta Opto Inc
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 Konica Minolta Opto Inc filed Critical Konica Minolta Opto Inc
Publication of CN102498517A publication Critical patent/CN102498517A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
    • 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
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
CN2010800407751A 2009-09-18 2010-08-27 物镜、光拾取装置及光信息记录再生装置 Pending CN102498517A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009217414 2009-09-18
JP2009-217414 2009-09-18
PCT/JP2010/064583 WO2011033919A1 (ja) 2009-09-18 2010-08-27 対物レンズ、光ピックアップ装置及び光情報記録再生装置

Publications (1)

Publication Number Publication Date
CN102498517A true CN102498517A (zh) 2012-06-13

Family

ID=43758528

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010800407751A Pending CN102498517A (zh) 2009-09-18 2010-08-27 物镜、光拾取装置及光信息记录再生装置

Country Status (3)

Country Link
JP (1) JPWO2011033919A1 (ja)
CN (1) CN102498517A (ja)
WO (1) WO2011033919A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2013027622A1 (ja) * 2011-08-22 2015-03-19 コニカミノルタ株式会社 対物レンズ及び光ピックアップ装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1422703A2 (en) * 2002-11-21 2004-05-26 Konica Minolta Holdings, Inc. Objective lens, optical system and optical pickup apparatus
CN1571038A (zh) * 2003-02-14 2005-01-26 柯尼卡美能达控股株式会社 光拾取装置用物镜、光拾取装置和光信息记录再现装置
WO2008117663A1 (ja) * 2007-03-28 2008-10-02 Konica Minolta Opto, Inc. 光ピックアップ装置及び光ピックアップ装置用の対物光学素子
JP2009104747A (ja) * 2007-10-25 2009-05-14 Hitachi Maxell Ltd ピックアップ対物レンズ及びピックアップ対物レンズの設計方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004185797A (ja) * 2002-11-21 2004-07-02 Konica Minolta Holdings Inc 光ピックアップ装置用光学系、光ピックアップ装置及び対物レンズ
JP2010040073A (ja) * 2008-08-01 2010-02-18 Hitachi Maxell Ltd 光ピックアップ光学系

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1422703A2 (en) * 2002-11-21 2004-05-26 Konica Minolta Holdings, Inc. Objective lens, optical system and optical pickup apparatus
CN1503247A (zh) * 2002-11-21 2004-06-09 ���Ῠ���ܴ�ع���ʽ���� 光拾取装置用光学系统、光拾取装置和物镜
CN1571038A (zh) * 2003-02-14 2005-01-26 柯尼卡美能达控股株式会社 光拾取装置用物镜、光拾取装置和光信息记录再现装置
WO2008117663A1 (ja) * 2007-03-28 2008-10-02 Konica Minolta Opto, Inc. 光ピックアップ装置及び光ピックアップ装置用の対物光学素子
JP2009104747A (ja) * 2007-10-25 2009-05-14 Hitachi Maxell Ltd ピックアップ対物レンズ及びピックアップ対物レンズの設計方法

Also Published As

Publication number Publication date
WO2011033919A1 (ja) 2011-03-24
JPWO2011033919A1 (ja) 2013-02-14

Similar Documents

Publication Publication Date Title
CN101441879B (zh) 光学拾取装置以及记录或再现信息的装置
CN101882447B (zh) 物镜、光拾取装置及光信息记录再生装置
CN100357780C (zh) 光学拾取设备的物镜、光学拾取设备和光学信息记录/再现设备
CN101479796A (zh) 光拾取器与光学信息处理设备
CN102549666A (zh) 光拾取装置用的物镜、光拾取装置及光信息记录再生装置
CN101794593A (zh) 物镜、光学拾取器和光盘设备
CN102187392A (zh) 物镜及光拾取装置
CN100474002C (zh) 物镜光学元件和光检测装置
US7426170B2 (en) Objective lens and optical pickup apparatus for reproducing and/or recording information for at least two types of optical discs
CN1767021B (zh) 光拾取装置及对物光学元件
CN102498517A (zh) 物镜、光拾取装置及光信息记录再生装置
CN100381854C (zh) 光学系统、拾光装置、光记录再生装置和像差修正元件
JPWO2005119668A1 (ja) 対物レンズ及び光ピックアップ装置
CN103140892B (zh) 光拾取装置用的物镜以及光拾取装置
US20040184386A1 (en) Optical pickup apparatus
JP2006260746A (ja) 光ピックアップ光学系、光ピックアップ装置、光ディスク記録再生装置及びリレーレンズ群
US6839189B2 (en) Objective lens, optical pickup device, recorder and reproducer
CN104335276B (zh) 物镜以及光拾取装置
CN104254888B (zh) 物镜、光拾取装置以及光信息记录再现装置
JP2010238276A (ja) 光ピックアップ装置及び対物レンズユニット
CN103262168B (zh) 光拾取装置用的物镜、光拾取装置及光信息记录再生装置
JPWO2010004858A1 (ja) 対物レンズ及び光ピックアップ装置
CN103210446B (zh) 光拾取装置用的物镜以及光拾取装置
CN102714045B (zh) 光拾取装置以及光信息记录再生装置
CN102640218A (zh) 光拾取装置用的物镜以及光拾取装置

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20120613