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
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Granted
Application number
JP2010185410A
Other languages
English (en)
Japanese (ja)
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JP2011048896A (ja
JP5591626B2 (ja
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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
EP09305783A EP2290647A1 (en) 2009-08-24 2009-08-24 Objective lens and optical pickup comprising the objective lens
EP09305783.4 2009-08-24

Publications (3)

Publication Number Publication Date
JP2011048896A JP2011048896A (ja) 2011-03-10
JP2011048896A5 true JP2011048896A5 (https=) 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 (https=)
EP (2) EP2290647A1 (https=)
JP (1) JP5591626B2 (https=)
KR (1) KR20110020753A (https=)
CN (1) CN101996651B (https=)
AT (1) ATE549717T1 (https=)
TW (1) TWI500989B (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
KR102352024B1 (ko) * 2014-03-11 2022-01-14 디씨지 시스템스 인코포레이티드 Sil 팁을 플로팅하는 것을 자체 정정
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
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
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

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE274228T1 (de) * 1996-03-08 2004-09-15 Koninkl Philips Electronics Nv Objektivlinse und abtastanordnung mit einer solchen objektivlinse
JPH11259897A (ja) * 1998-03-13 1999-09-24 Ricoh Co Ltd 光ピックアップ
ATE395695T1 (de) * 2000-10-27 2008-05-15 Koninkl Philips Electronics Nv Optische abtastvorrichtung
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
MXPA06012051A (es) 2004-04-20 2007-01-25 Koninkl Philips Electronics Nv Sistema de almacenamiento de datos opticos y metodo de grabacion y/o lectura optica.
WO2006040705A1 (en) * 2004-10-11 2006-04-20 Koninklijke Philips Electronics N.V. Near field optical lens-to-carrier approach.
EP1961003B1 (en) * 2005-12-06 2010-02-10 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
JP4891394B2 (ja) * 2007-03-29 2012-03-07 パイオニア株式会社 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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