JP2001229567A - 対物レンズ及び光ピックアップ装置 - Google Patents

対物レンズ及び光ピックアップ装置

Info

Publication number
JP2001229567A
JP2001229567A JP2000373807A JP2000373807A JP2001229567A JP 2001229567 A JP2001229567 A JP 2001229567A JP 2000373807 A JP2000373807 A JP 2000373807A JP 2000373807 A JP2000373807 A JP 2000373807A JP 2001229567 A JP2001229567 A JP 2001229567A
Authority
JP
Japan
Prior art keywords
light
optical
light beam
objective lens
optical disk
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
JP2000373807A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001229567A5 (enExample
Inventor
Shinichiro Saito
真一郎 斉藤
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 Inc
Original Assignee
Konica Minolta 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 Inc filed Critical Konica Minolta Inc
Priority to JP2000373807A priority Critical patent/JP2001229567A/ja
Publication of JP2001229567A publication Critical patent/JP2001229567A/ja
Publication of JP2001229567A5 publication Critical patent/JP2001229567A5/ja
Pending legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
  • Optical Head (AREA)
JP2000373807A 1999-12-10 2000-12-08 対物レンズ及び光ピックアップ装置 Pending JP2001229567A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000373807A JP2001229567A (ja) 1999-12-10 2000-12-08 対物レンズ及び光ピックアップ装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP11-351930 1999-12-10
JP35193099 1999-12-10
JP2000373807A JP2001229567A (ja) 1999-12-10 2000-12-08 対物レンズ及び光ピックアップ装置

Publications (2)

Publication Number Publication Date
JP2001229567A true JP2001229567A (ja) 2001-08-24
JP2001229567A5 JP2001229567A5 (enExample) 2008-01-17

Family

ID=26579529

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000373807A Pending JP2001229567A (ja) 1999-12-10 2000-12-08 対物レンズ及び光ピックアップ装置

Country Status (1)

Country Link
JP (1) JP2001229567A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6556534B2 (en) 2000-03-31 2003-04-29 Asahi Glass Company, Limited Objective lens and optical device
US7283452B2 (en) 2000-07-31 2007-10-16 Asahi Glass Company, Limited Objective lens having two aspheric surfaces and a phase shifter and optical device including the same
JP2008293629A (ja) * 2007-04-26 2008-12-04 Ricoh Co Ltd 光ピックアップおよび光情報処理装置
US7508745B2 (en) 2001-10-11 2009-03-24 Konica Corporation Optical element having a refractive function and an optical path difference providing function
US7586815B2 (en) * 2004-10-20 2009-09-08 Hitachi Maxell, Ltd. Pickup lens with phase compensator and optical pickup apparatus using the same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1196585A (ja) * 1996-10-23 1999-04-09 Konica Corp 光情報記録媒体の記録／再生方法、光ピックアップ装置、集光光学系、対物レンズ及び対物レンズの設計方法
JPH11287948A (ja) * 1998-03-31 1999-10-19 Pioneer Electron Corp 対物レンズ及び光ピックアップ装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1196585A (ja) * 1996-10-23 1999-04-09 Konica Corp 光情報記録媒体の記録／再生方法、光ピックアップ装置、集光光学系、対物レンズ及び対物レンズの設計方法
JPH11287948A (ja) * 1998-03-31 1999-10-19 Pioneer Electron Corp 対物レンズ及び光ピックアップ装置

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6556534B2 (en) 2000-03-31 2003-04-29 Asahi Glass Company, Limited Objective lens and optical device
US7283452B2 (en) 2000-07-31 2007-10-16 Asahi Glass Company, Limited Objective lens having two aspheric surfaces and a phase shifter and optical device including the same
US7508745B2 (en) 2001-10-11 2009-03-24 Konica Corporation Optical element having a refractive function and an optical path difference providing function
KR100914813B1 (ko) * 2001-10-11 2009-09-02 코니카 미놀타 홀딩스 가부시키가이샤 광 픽업 장치의 광학계
US7969854B2 (en) 2001-10-11 2011-06-28 Konica Corporation Optical pickup device and objective lens used in the same
US7586815B2 (en) * 2004-10-20 2009-09-08 Hitachi Maxell, Ltd. Pickup lens with phase compensator and optical pickup apparatus using the same
US7855940B2 (en) 2004-10-20 2010-12-21 Hitachi Maxell, Ltd. Pickup lens with phase compensator and optical pickup apparatus using the same
JP2008293629A (ja) * 2007-04-26 2008-12-04 Ricoh Co Ltd 光ピックアップおよび光情報処理装置

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