DE69926321D1 - Optisches abtastgerät in einem linsensystem mit kompakten stellantrieb - Google Patents

Optisches abtastgerät in einem linsensystem mit kompakten stellantrieb

Info

Publication number
DE69926321D1
DE69926321D1 DE69926321T DE69926321T DE69926321D1 DE 69926321 D1 DE69926321 D1 DE 69926321D1 DE 69926321 T DE69926321 T DE 69926321T DE 69926321 T DE69926321 T DE 69926321T DE 69926321 D1 DE69926321 D1 DE 69926321D1
Authority
DE
Germany
Prior art keywords
optical sensor
lens system
compact actuator
actuator
compact
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
DE69926321T
Other languages
English (en)
Other versions
DE69926321T2 (de
Inventor
W Aarts
P Baartman
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69926321D1 publication Critical patent/DE69926321D1/de
Application granted granted Critical
Publication of DE69926321T2 publication Critical patent/DE69926321T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0935—Details of the moving parts
    • 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
    • G11B2007/13727—Compound lenses, i.e. two or more lenses co-operating to perform a function, e.g. compound objective lens including a solid immersion lens, positive and negative lenses either bonded together or with adjustable spacing
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0927—Electromechanical actuators for lens positioning for focusing only
DE69926321T 1998-04-17 1999-04-08 Optisches abtastgerät in einem linsensystem mit kompakten stellantrieb Expired - Fee Related DE69926321T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98201240 1998-04-17
EP98201240 1998-04-17
PCT/IB1999/000613 WO1999054872A1 (en) 1998-04-17 1999-04-08 Optical scanning device comprising a lens system with a compact actuator

Publications (2)

Publication Number Publication Date
DE69926321D1 true DE69926321D1 (de) 2005-09-01
DE69926321T2 DE69926321T2 (de) 2006-05-24

Family

ID=8233614

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69926321T Expired - Fee Related DE69926321T2 (de) 1998-04-17 1999-04-08 Optisches abtastgerät in einem linsensystem mit kompakten stellantrieb

Country Status (7)

Country Link
US (1) US6130789A (de)
EP (1) EP0990232B1 (de)
JP (1) JP2002505790A (de)
KR (1) KR100634132B1 (de)
CN (1) CN1161764C (de)
DE (1) DE69926321T2 (de)
WO (1) WO1999054872A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002505789A (ja) * 1998-04-17 2002-02-19 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 主レンズおよび補助レンズを有する光学走査装置
DE19904152A1 (de) * 1999-02-03 2000-08-10 Zeiss Carl Fa Baugruppe aus einem optischen Element und einer Fassung
KR100762805B1 (ko) * 2000-03-27 2007-10-02 코닌클리케 필립스 일렉트로닉스 엔.브이. 2개 이상의 반구면 렌즈를 구비한 광학 렌즈계
JP3809047B2 (ja) * 2000-05-10 2006-08-16 シャープ株式会社 対物レンズ鏡筒駆動装置及び光情報記録再生装置
EP1338006A1 (de) * 2000-07-19 2003-08-27 Koninklijke Philips Electronics N.V. Optische abtasteinrichtung sowie mit der abtasteinrichtung versehener optischer spieler
US7526158B2 (en) * 2001-02-07 2009-04-28 University Of Rochester System and method for high resolution optical imaging, data storage, lithography, and inspection
US6968563B2 (en) * 2001-07-27 2005-11-22 Kabushiki Kaisha Toshiba Optical head
DE10342269A1 (de) * 2003-09-12 2005-04-14 Carl Zeiss Sms Gmbh Spannungsarme Optikfassung
US7576928B2 (en) * 2003-10-31 2009-08-18 Hamamatsu Photonics K.K. Solid immersion lens holder
TWI288258B (en) * 2005-05-27 2007-10-11 Powergate Optical Inc Auto-focusing device for lens
KR100759267B1 (ko) * 2005-10-28 2007-09-17 농업회사법인 한백 주식회사 복분자주 제조방법
JP2007248844A (ja) * 2006-03-16 2007-09-27 Mitsumi Electric Co Ltd カメラモジュール
JP4811724B2 (ja) * 2006-07-13 2011-11-09 シコー株式会社 レンズ駆動装置
EP4045958A1 (de) * 2019-12-12 2022-08-24 Huawei Technologies Co., Ltd. Doppelmagnetbetätigungssystem für optomechanisches system einer elektronischen vorrichtung
JP2022110703A (ja) * 2021-01-19 2022-07-29 日本電産サンキョー株式会社 振れ補正機能付き光学ユニット

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306206A (en) * 1980-06-09 1981-12-15 Ledex, Inc. Linear solenoid device
JPS6085446A (ja) * 1983-10-17 1985-05-14 Asahi Optical Co Ltd 光学的情報記録再生装置の対物レンズ駆動装置
JPS6457429A (en) * 1987-08-27 1989-03-03 Seiko Epson Corp Lens focusing actuator
JPS6464136A (en) * 1987-09-04 1989-03-10 Seiko Epson Corp Lens focusing actuator
JPH01113930A (ja) * 1987-10-27 1989-05-02 Seiko Epson Corp 分離型光学ヘッド
JP3487001B2 (ja) * 1995-02-01 2004-01-13 ソニー株式会社 光ヘッド、光照射方法、記録媒体駆動装置
JP3567515B2 (ja) * 1995-02-15 2004-09-22 ソニー株式会社 光学ピックアップ装置

Also Published As

Publication number Publication date
US6130789A (en) 2000-10-10
WO1999054872A1 (en) 1999-10-28
KR20010013817A (ko) 2001-02-26
DE69926321T2 (de) 2006-05-24
EP0990232B1 (de) 2005-07-27
EP0990232A1 (de) 2000-04-05
KR100634132B1 (ko) 2006-10-16
JP2002505790A (ja) 2002-02-19
CN1161764C (zh) 2004-08-11
CN1263626A (zh) 2000-08-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee