JP4903590B2 - 光ピックアップおよび光情報処理装置 - Google Patents

光ピックアップおよび光情報処理装置 Download PDF

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Publication number
JP4903590B2
JP4903590B2 JP2007006975A JP2007006975A JP4903590B2 JP 4903590 B2 JP4903590 B2 JP 4903590B2 JP 2007006975 A JP2007006975 A JP 2007006975A JP 2007006975 A JP2007006975 A JP 2007006975A JP 4903590 B2 JP4903590 B2 JP 4903590B2
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JP
Japan
Prior art keywords
light
wavelength
recording medium
spherical aberration
aberration
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.)
Expired - Fee Related
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JP2007006975A
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English (en)
Japanese (ja)
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JP2008090994A5 (enExample
JP2008090994A (ja
Inventor
ゆきこ 浜野
秀明 平井
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Ricoh Co Ltd
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Ricoh Co Ltd
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Publication date
Priority to JP2007006975A priority Critical patent/JP4903590B2/ja
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to EP07742339A priority patent/EP2011117B1/en
Priority to CN2007800241646A priority patent/CN101479796B/zh
Priority to US12/297,385 priority patent/US8089848B2/en
Priority to PCT/JP2007/058904 priority patent/WO2007123250A1/en
Priority to KR1020087025795A priority patent/KR101055342B1/ko
Publication of JP2008090994A publication Critical patent/JP2008090994A/ja
Publication of JP2008090994A5 publication Critical patent/JP2008090994A5/ja
Application granted granted Critical
Publication of JP4903590B2 publication Critical patent/JP4903590B2/ja
Expired - Fee Related legal-status Critical Current
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JP2007006975A 2006-04-26 2007-01-16 光ピックアップおよび光情報処理装置 Expired - Fee Related JP4903590B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2007006975A JP4903590B2 (ja) 2006-04-26 2007-01-16 光ピックアップおよび光情報処理装置
CN2007800241646A CN101479796B (zh) 2006-04-26 2007-04-18 光拾取器与光学信息处理设备
US12/297,385 US8089848B2 (en) 2006-04-26 2007-04-18 Optical pickup and optical information processing apparatus
PCT/JP2007/058904 WO2007123250A1 (en) 2006-04-26 2007-04-18 Optical pickup and optical information processing apparatus
EP07742339A EP2011117B1 (en) 2006-04-26 2007-04-18 Optical pickup and optical information processing apparatus
KR1020087025795A KR101055342B1 (ko) 2006-04-26 2007-04-18 광 픽업 및 광학 정보 처리 장치

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2006121911 2006-04-26
JP2006121911 2006-04-26
JP2006240204 2006-09-05
JP2006240204 2006-09-05
JP2007006975A JP4903590B2 (ja) 2006-04-26 2007-01-16 光ピックアップおよび光情報処理装置

Publications (3)

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JP2008090994A JP2008090994A (ja) 2008-04-17
JP2008090994A5 JP2008090994A5 (enExample) 2010-01-07
JP4903590B2 true JP4903590B2 (ja) 2012-03-28

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JP2007006975A Expired - Fee Related JP4903590B2 (ja) 2006-04-26 2007-01-16 光ピックアップおよび光情報処理装置

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JP (1) JP4903590B2 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9995930B2 (en) 2015-04-08 2018-06-12 Samsung Electronics Co., Ltd. Focusing device comprising a plurality of scatterers and beam scanner and scope device
US11378797B2 (en) 2015-04-08 2022-07-05 Samsung Electronics Co., Ltd. Focusing device comprising a plurality of scatterers and beam scanner and scope device
US11994671B2 (en) 2015-04-08 2024-05-28 Samsung Electronics Co., Ltd. Focusing device comprising a plurality of scatterers and beam scanner and scope device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5393020B2 (ja) 2007-04-26 2014-01-22 株式会社リコー 光ピックアップおよび光情報処理装置
CN102067215A (zh) 2008-06-20 2011-05-18 柯尼卡美能达精密光学株式会社 物镜、光拾取装置以及光盘驱动装置
KR102601597B1 (ko) * 2015-04-08 2023-11-13 삼성전자주식회사 집광 장치 및 집광 장치를 포함한 빔 스캐너 및 스코프 장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7466642B2 (en) * 2002-04-18 2008-12-16 Panasonic Corporation Optical element, optical head, optical information recording/reproduction device, computer, video recording device, video reproduction device, server, and car navigation system
JP2004030724A (ja) * 2002-06-21 2004-01-29 Sharp Corp 光ピックアップ装置
CN1961365A (zh) * 2004-04-08 2007-05-09 柯尼卡美能达精密光学株式会社 多焦点物镜、光拾取装置以及光信息记录再生装置
JP4400326B2 (ja) * 2004-06-14 2010-01-20 コニカミノルタオプト株式会社 光ピックアップ光学系、光ピックアップ装置及び光ディスクドライブ装置
JP2006092671A (ja) * 2004-09-24 2006-04-06 Konica Minolta Opto Inc 光ピックアップ装置及び光ディスク用のドライブ装置
JP2006107558A (ja) * 2004-09-30 2006-04-20 Fujinon Corp 光記録媒体用対物光学系およびこれを用いた光ピックアップ装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9995930B2 (en) 2015-04-08 2018-06-12 Samsung Electronics Co., Ltd. Focusing device comprising a plurality of scatterers and beam scanner and scope device
US10712554B2 (en) 2015-04-08 2020-07-14 Samsung Electronics Co., Ltd. Focusing device comprising a plurality of scatterers and beam scanner and scope device
US11378797B2 (en) 2015-04-08 2022-07-05 Samsung Electronics Co., Ltd. Focusing device comprising a plurality of scatterers and beam scanner and scope device
US11428929B2 (en) 2015-04-08 2022-08-30 Samsung Electronics Co., Ltd. Focusing device comprising a plurality of scatterers and beam scanner and scope device
US11994671B2 (en) 2015-04-08 2024-05-28 Samsung Electronics Co., Ltd. Focusing device comprising a plurality of scatterers and beam scanner and scope device

Also Published As

Publication number Publication date
JP2008090994A (ja) 2008-04-17

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