JP4254038B2 - 対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置 - Google Patents

対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置 Download PDF

Info

Publication number
JP4254038B2
JP4254038B2 JP2000292144A JP2000292144A JP4254038B2 JP 4254038 B2 JP4254038 B2 JP 4254038B2 JP 2000292144 A JP2000292144 A JP 2000292144A JP 2000292144 A JP2000292144 A JP 2000292144A JP 4254038 B2 JP4254038 B2 JP 4254038B2
Authority
JP
Japan
Prior art keywords
light source
optical
objective lens
source side
optical surface
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
Application number
JP2000292144A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002100067A5 (enrdf_load_stackoverflow
JP2002100067A (ja
Inventor
啓行 榊原
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP2000292144A priority Critical patent/JP4254038B2/ja
Publication of JP2002100067A publication Critical patent/JP2002100067A/ja
Publication of JP2002100067A5 publication Critical patent/JP2002100067A5/ja
Application granted granted Critical
Publication of JP4254038B2 publication Critical patent/JP4254038B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
JP2000292144A 2000-09-26 2000-09-26 対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置 Expired - Fee Related JP4254038B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000292144A JP4254038B2 (ja) 2000-09-26 2000-09-26 対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000292144A JP4254038B2 (ja) 2000-09-26 2000-09-26 対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2008320869A Division JP4311501B2 (ja) 2008-12-17 2008-12-17 対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置

Publications (3)

Publication Number Publication Date
JP2002100067A JP2002100067A (ja) 2002-04-05
JP2002100067A5 JP2002100067A5 (enrdf_load_stackoverflow) 2008-08-14
JP4254038B2 true JP4254038B2 (ja) 2009-04-15

Family

ID=18775121

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000292144A Expired - Fee Related JP4254038B2 (ja) 2000-09-26 2000-09-26 対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置

Country Status (1)

Country Link
JP (1) JP4254038B2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009123316A (ja) 2007-11-19 2009-06-04 Fujinon Corp 対物レンズ、これを備えた光ピックアップ装置、およびこの光ピックアップ装置を搭載した光記録媒体記録および／または再生装置
JP2009123315A (ja) 2007-11-19 2009-06-04 Fujinon Corp 対物レンズ、これを備えた光ピックアップ装置、およびこの光ピックアップ装置を搭載した光記録媒体記録および／または再生装置

Also Published As

Publication number Publication date
JP2002100067A (ja) 2002-04-05

Similar Documents

Publication Publication Date Title
TWI297491B (en) Optical pickup using lens correcting wavefront error caused by tilt
KR20000069317A (ko) 주 렌즈와 보조 렌즈를 갖는 광학 주사 유니트
JPH11110768A (ja) 光ピックアップ装置
US7225452B2 (en) Optical head
JPH08235626A (ja) 光ディスクの傾斜による収差補正方法とその装置
US6829105B2 (en) Objective optical system for optical pick-up
JP4254038B2 (ja) 対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置
JPH09146032A (ja) ガルバノミラーおよびこれを用いた光ディスク装置
JP4311501B2 (ja) 対物レンズ並びにこれを用いた光学ピックアップ装置及び光ディスク装置
US20010015939A1 (en) Objective lens for optical pick-up
CN101414468B (zh) 光学拾取器和盘驱动装置
CN100444256C (zh) 光头及具备它的光记录再生装置
JP2001297471A (ja) 光ピックアップ用対物光学系
JPH10255290A (ja) 光学ピックアップ用対物レンズ
JP3558312B2 (ja) ガルバノミラーおよびこれを用いた光ディスク装置
US20050259527A1 (en) Optical component triaxial actuator and recording/reproducing apparatus using the same
JPH0562227A (ja) 対物レンズ駆動装置
US20050147000A1 (en) Actuator for optical pickup, optical pickup, and optical recording/reproducing apparatus employing the same
JPH1055564A (ja) 光ピックアップ装置及び光ピックアップ装置用対物レンズ
JPH10326427A (ja) 対物レンズ駆動装置及びこれを用いた光学ピックアップ装置
JPH05120709A (ja) フオーカス及びトラツキングサーボアクチユエータ
JPH0528570Y2 (enrdf_load_stackoverflow)
JPH0793782A (ja) 光学ヘッド装置
JPWO2007057988A1 (ja) 光ディスク装置
JPH0354738A (ja) 光記録再生装置

Legal Events

Date Code Title Description
RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20060929

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20070328

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070517

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080627

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20080627

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20080704

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080729

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080922

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20081021

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20081217

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20090106

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20090119

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120206

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120206

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120206

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130206

Year of fee payment: 4

LAPS Cancellation because of no payment of annual fees