JP2011048896A5 - - Google Patents

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Publication number
JP2011048896A5
JP2011048896A5 JP2010185410A JP2010185410A JP2011048896A5 JP 2011048896 A5 JP2011048896 A5 JP 2011048896A5 JP 2010185410 A JP2010185410 A JP 2010185410A JP 2010185410 A JP2010185410 A JP 2010185410A JP 2011048896 A5 JP2011048896 A5 JP 2011048896A5
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JP
Japan
Prior art keywords
beam path
far
working distance
field
lens
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.)
Granted
Application number
JP2010185410A
Other languages
English (en)
Japanese (ja)
Other versions
JP5591626B2 (ja
JP2011048896A (ja
Filing date
Publication date
Priority claimed from EP09305783A external-priority patent/EP2290647A1/en
Application filed filed Critical
Publication of JP2011048896A publication Critical patent/JP2011048896A/ja
Publication of JP2011048896A5 publication Critical patent/JP2011048896A5/ja
Application granted granted Critical
Publication of JP5591626B2 publication Critical patent/JP5591626B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2010185410A 2009-08-24 2010-08-20 対物レンズ及び対物レンズを備えた光ピックアップ Expired - Fee Related JP5591626B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP09305783.4 2009-08-24
EP09305783A EP2290647A1 (en) 2009-08-24 2009-08-24 Objective lens and optical pickup comprising the objective lens

Publications (3)

Publication Number Publication Date
JP2011048896A JP2011048896A (ja) 2011-03-10
JP2011048896A5 true JP2011048896A5 (enExample) 2013-10-03
JP5591626B2 JP5591626B2 (ja) 2014-09-17

Family

ID=41338643

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010185410A Expired - Fee Related JP5591626B2 (ja) 2009-08-24 2010-08-20 対物レンズ及び対物レンズを備えた光ピックアップ

Country Status (7)

Country Link
US (1) US8054734B2 (enExample)
EP (2) EP2290647A1 (enExample)
JP (1) JP5591626B2 (enExample)
KR (1) KR20110020753A (enExample)
CN (1) CN101996651B (enExample)
AT (1) ATE549717T1 (enExample)
TW (1) TWI500989B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104807818B (zh) * 2014-01-29 2017-12-15 西安交通大学 三维静态及动态显微检测系统及方法
CN104808268B (zh) * 2014-01-29 2017-03-29 西安交通大学 多焦点透镜及其加工设备、加工方法
JP6564390B2 (ja) * 2014-03-11 2019-08-21 ディーシージー システムズ、 インコーポレイテッドＤｃｇ Ｓｙｓｔｅｍｓ Ｉｎｃ． 自己修正型浮遊ｓｉｌ先端
JP7280804B2 (ja) 2019-10-24 2023-05-24 浜松ホトニクス株式会社 固浸レンズユニット及び半導体検査装置
KR102679735B1 (ko) * 2019-11-28 2024-07-11 주식회사 로투보 포커싱 렌즈
CN112305702A (zh) * 2020-11-26 2021-02-02 电子科技大学中山学院 一种便捷的多焦点光路系统
CN112305703A (zh) * 2020-11-26 2021-02-02 电子科技大学中山学院 一种焦距长的多焦点系统

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997033277A1 (en) * 1996-03-08 1997-09-12 Philips Electronics N.V. Objective lens and scanning device using such an objective lens
JPH11259897A (ja) * 1998-03-13 1999-09-24 Ricoh Co Ltd 光ピックアップ
CN1252704C (zh) * 2000-10-27 2006-04-19 皇家菲利浦电子有限公司 光学扫描装置
JP2002184025A (ja) * 2000-12-08 2002-06-28 Minolta Co Ltd 情報記録再生装置
WO2004051636A2 (en) * 2002-12-04 2004-06-17 Koninklijke Philips Electronics N.V. Objective lens and scanning device using such an objective lens
EP1741096A1 (en) 2004-04-20 2007-01-10 Koninklijke Philips Electronics N.V. Optical data storage system and method of optical recording and/or reading
US20080089208A1 (en) * 2004-10-11 2008-04-17 Koninklijke Philips Electronics, N.V. Near Field Lens-To-Carrier Approach
WO2007066258A2 (en) * 2005-12-06 2007-06-14 Koninklijke Philips Electronics N.V. Air gap servo for optical recording
JP2008041219A (ja) * 2006-08-09 2008-02-21 Sony Corp 光ディスク装置及びサーボ制御方法
JP2008065931A (ja) * 2006-09-08 2008-03-21 Canon Inc 対物レンズとｓｉｌの制御方法及び光ディスク装置
WO2008048023A2 (en) * 2006-10-16 2008-04-24 Lg Electronics Inc. Optical pickup unit, apparatus for recording/reproducing data, method for controlling the apparatus, control method, and recording medium
JP2008204562A (ja) * 2007-02-21 2008-09-04 Canon Inc 光情報記録再生装置
WO2008120373A1 (ja) * 2007-03-29 2008-10-09 Pioneer Corporation 再生装置、及びギャップ制御方法
JP2008310921A (ja) * 2007-06-18 2008-12-25 Canon Inc 光情報記録再生装置
JP4345859B2 (ja) * 2007-09-12 2009-10-14 ソニー株式会社 光学ピックアップ装置、光記録再生装置及びギャップの制御方法
JP2009093745A (ja) * 2007-10-05 2009-04-30 Sanyo Electric Co Ltd 光ピックアップ装置、光ディスク装置、ギャップ調整装置およびギャップ調整方法

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