JP4136160B2 - 対物レンズ - Google Patents

対物レンズ Download PDF

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Publication number
JP4136160B2
JP4136160B2 JP04240899A JP4240899A JP4136160B2 JP 4136160 B2 JP4136160 B2 JP 4136160B2 JP 04240899 A JP04240899 A JP 04240899A JP 4240899 A JP4240899 A JP 4240899A JP 4136160 B2 JP4136160 B2 JP 4136160B2
Authority
JP
Japan
Prior art keywords
objective lens
protective
protrusion
central portion
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.)
Expired - Fee Related
Application number
JP04240899A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000242958A (ja
JP2000242958A5 (https=
Inventor
和夫 三浦
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 Interactive Entertainment Inc
Original Assignee
Sony Computer Entertainment 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
Priority to JP04240899A priority Critical patent/JP4136160B2/ja
Application filed by Sony Computer Entertainment Inc filed Critical Sony Computer Entertainment Inc
Priority to DE60023852T priority patent/DE60023852T2/de
Priority to PCT/US2000/004327 priority patent/WO2000049445A1/en
Priority to CA002362902A priority patent/CA2362902A1/en
Priority to KR1020017010573A priority patent/KR20010102271A/ko
Priority to AT00910251T priority patent/ATE309554T1/de
Priority to US09/507,283 priority patent/US20020109925A1/en
Priority to MXPA01008393A priority patent/MXPA01008393A/es
Priority to BR0010115-0A priority patent/BR0010115A/pt
Priority to EP00910251A priority patent/EP1161701B9/en
Priority to AU32374/00A priority patent/AU3237400A/en
Priority to NZ513218A priority patent/NZ513218A/xx
Priority to CNB008040001A priority patent/CN1156719C/zh
Priority to TW089102882A priority patent/TW525152B/zh
Priority to HK02102833.5A priority patent/HK1041314A1/zh
Publication of JP2000242958A publication Critical patent/JP2000242958A/ja
Publication of JP2000242958A5 publication Critical patent/JP2000242958A5/ja
Application granted granted Critical
Publication of JP4136160B2 publication Critical patent/JP4136160B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
  • Window Of Vehicle (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Glass Compositions (AREA)
  • Optical Filters (AREA)
JP04240899A 1999-02-19 1999-02-19 対物レンズ Expired - Fee Related JP4136160B2 (ja)

Priority Applications (15)

Application Number Priority Date Filing Date Title
JP04240899A JP4136160B2 (ja) 1999-02-19 1999-02-19 対物レンズ
AU32374/00A AU3237400A (en) 1999-02-19 2000-02-18 Objective lens
CA002362902A CA2362902A1 (en) 1999-02-19 2000-02-18 Objective lens
KR1020017010573A KR20010102271A (ko) 1999-02-19 2000-02-18 대물 렌즈
AT00910251T ATE309554T1 (de) 1999-02-19 2000-02-18 Objektivlinse
US09/507,283 US20020109925A1 (en) 1999-02-19 2000-02-18 Objective lens
MXPA01008393A MXPA01008393A (es) 1999-02-19 2000-02-18 Lente objetivo.
BR0010115-0A BR0010115A (pt) 1999-02-19 2000-02-18 Lente objetiva e método de proteção de uma lenteobjetiva
DE60023852T DE60023852T2 (de) 1999-02-19 2000-02-18 Objektivlinse
PCT/US2000/004327 WO2000049445A1 (en) 1999-02-19 2000-02-18 Objective lens
NZ513218A NZ513218A (en) 1999-02-19 2000-02-18 Objective lens having a protective member attached to a portion of a protective protusion on the lens
CNB008040001A CN1156719C (zh) 1999-02-19 2000-02-18 物镜
TW089102882A TW525152B (en) 1999-02-19 2000-02-18 Objective lens
HK02102833.5A HK1041314A1 (zh) 1999-02-19 2000-02-18 物鏡
EP00910251A EP1161701B9 (en) 1999-02-19 2000-02-18 Objective lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP04240899A JP4136160B2 (ja) 1999-02-19 1999-02-19 対物レンズ

Publications (3)

Publication Number Publication Date
JP2000242958A JP2000242958A (ja) 2000-09-08
JP2000242958A5 JP2000242958A5 (https=) 2005-11-04
JP4136160B2 true JP4136160B2 (ja) 2008-08-20

Family

ID=12635252

Family Applications (1)

Application Number Title Priority Date Filing Date
JP04240899A Expired - Fee Related JP4136160B2 (ja) 1999-02-19 1999-02-19 対物レンズ

Country Status (15)

Country Link
US (1) US20020109925A1 (https=)
EP (1) EP1161701B9 (https=)
JP (1) JP4136160B2 (https=)
KR (1) KR20010102271A (https=)
CN (1) CN1156719C (https=)
AT (1) ATE309554T1 (https=)
AU (1) AU3237400A (https=)
BR (1) BR0010115A (https=)
CA (1) CA2362902A1 (https=)
DE (1) DE60023852T2 (https=)
HK (1) HK1041314A1 (https=)
MX (1) MXPA01008393A (https=)
NZ (1) NZ513218A (https=)
TW (1) TW525152B (https=)
WO (1) WO2000049445A1 (https=)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6657944B2 (en) * 2000-03-01 2003-12-02 Matsushita Electric Industrial Co., Ltd. Objective lens driving device
JP2002072037A (ja) * 2000-09-01 2002-03-12 Sony Corp 光学系、光学系の製造方法および光ピックアップ
JP4569800B2 (ja) * 2000-11-22 2010-10-27 ソニー株式会社 光学ピックアップ装置及びディスクドライブ装置
DE10216706B9 (de) * 2002-04-16 2007-02-08 Schott Ag Verfahren zur Herstellung einer Projektionsscheinwerferlinse
CN100373480C (zh) * 2002-08-05 2008-03-05 皇家飞利浦电子股份有限公司 包括具有透镜保护装置的物镜系统的扫描设备
JP2005149665A (ja) * 2003-11-19 2005-06-09 Fujitsu Ltd 光磁気ヘッドおよび光磁気ディスク装置
JP2006004466A (ja) * 2004-06-15 2006-01-05 Tdk Corp 対物レンズ、アクチュエータ、光ヘッド及び光記録再生装置
DE102004048500B9 (de) 2004-10-06 2010-03-25 Schott Ag Verfahren zur Herstellung einer Projektionsscheinwerferlinse und Werkzeug zum Blankpressen
JP2006155825A (ja) * 2004-11-30 2006-06-15 Sharp Corp レンズ支持機構、光ピックアップ装置、および、記録再生装置
JPWO2006098361A1 (ja) * 2005-03-17 2008-08-28 松下電器産業株式会社 光ピックアップ装置および光ディスク装置
US20070033602A1 (en) * 2005-08-03 2007-02-08 Matsushita Electric Industrial Co., Ltd. Disk Unit
JP2007066433A (ja) * 2005-08-31 2007-03-15 Canon Inc 光ディスク装置
WO2007043578A1 (ja) * 2005-10-14 2007-04-19 Pioneer Corporation 衝突防止機構及びその製造方法
JP2008130178A (ja) * 2006-11-22 2008-06-05 Konica Minolta Opto Inc 光学素子及び光学素子ユニット並びに光学素子製造方法
US8098437B2 (en) 2010-06-21 2012-01-17 Avago Technologies Fiber Ip (Singapore) Pte. Ltd. Lens device having protective elements
CN106556884A (zh) * 2015-09-25 2017-04-05 高准精密工业股份有限公司 光学透镜

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60179948A (ja) * 1984-02-27 1985-09-13 Matsushita Electric Ind Co Ltd 円盤状記録媒体再生用光ピツクアツプ
JPH01116196A (ja) * 1987-10-27 1989-05-09 Mitsui Constr Co Ltd トンネル用妻止め型枠
JPH0521325U (ja) * 1991-08-13 1993-03-19 旭光学工業株式会社 光学式情報記録再生装置
JPH0963095A (ja) * 1995-08-25 1997-03-07 Sony Corp 光ディスク装置の光学ピックアップ
JPH10221583A (ja) * 1997-02-03 1998-08-21 Matsushita Electric Ind Co Ltd 光ピックアップ装置
US5995304A (en) * 1997-07-02 1999-11-30 Fuji Photo Optical Co., Ltd. Plastic lens
JPH1123808A (ja) * 1997-07-02 1999-01-29 Fuji Photo Optical Co Ltd プラスチックレンズ

Also Published As

Publication number Publication date
CN1341228A (zh) 2002-03-20
MXPA01008393A (es) 2003-06-06
DE60023852T2 (de) 2006-07-27
US20020109925A1 (en) 2002-08-15
WO2000049445A1 (en) 2000-08-24
EP1161701B1 (en) 2005-11-09
JP2000242958A (ja) 2000-09-08
KR20010102271A (ko) 2001-11-15
EP1161701A4 (en) 2002-06-12
ATE309554T1 (de) 2005-11-15
EP1161701B9 (en) 2006-01-18
TW525152B (en) 2003-03-21
CA2362902A1 (en) 2000-08-24
NZ513218A (en) 2002-11-26
BR0010115A (pt) 2001-12-26
AU3237400A (en) 2000-09-04
HK1041314A1 (zh) 2002-07-05
DE60023852D1 (de) 2005-12-15
CN1156719C (zh) 2004-07-07
EP1161701A1 (en) 2001-12-12

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