DE60015056D1 - Objektivlinse für hochdichte optische Fokussierung, und optische Abtastvorrichtung dafür - Google Patents

Objektivlinse für hochdichte optische Fokussierung, und optische Abtastvorrichtung dafür

Info

Publication number
DE60015056D1
DE60015056D1 DE60015056T DE60015056T DE60015056D1 DE 60015056 D1 DE60015056 D1 DE 60015056D1 DE 60015056 T DE60015056 T DE 60015056T DE 60015056 T DE60015056 T DE 60015056T DE 60015056 D1 DE60015056 D1 DE 60015056D1
Authority
DE
Germany
Prior art keywords
objective lens
scanning device
device therefor
optical scanning
focusing
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
DE60015056T
Other languages
English (en)
Other versions
DE60015056T2 (de
Inventor
Jang-Hoon Yoo
Kun-Ho Cho
Seung-Tae Jung
Chul-Woo Lee
Chong-Sam Chung
Dong-Ho Shin
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of DE60015056D1 publication Critical patent/DE60015056D1/de
Publication of DE60015056T2 publication Critical patent/DE60015056T2/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
    • G11B7/08—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
    • 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
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13922—Means for controlling the beam wavefront, e.g. for correction of aberration passive
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
DE60015056T 1999-09-29 2000-09-12 Objektivlinse für hochdichte optische Fokussierung, und optische Abtastvorrichtung dafür Expired - Fee Related DE60015056T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019990041767A KR100644566B1 (ko) 1999-09-29 1999-09-29 고밀도 광집속을 위한 대물렌즈 및 이를 채용한 광픽업장치
KR9941767 1999-09-29

Publications (2)

Publication Number Publication Date
DE60015056D1 true DE60015056D1 (de) 2004-11-25
DE60015056T2 DE60015056T2 (de) 2005-03-24

Family

ID=19613220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60015056T Expired - Fee Related DE60015056T2 (de) 1999-09-29 2000-09-12 Objektivlinse für hochdichte optische Fokussierung, und optische Abtastvorrichtung dafür

Country Status (7)

Country Link
US (1) US6430139B1 (de)
EP (1) EP1103960B9 (de)
JP (1) JP3380223B2 (de)
KR (1) KR100644566B1 (de)
CN (1) CN1149557C (de)
DE (1) DE60015056T2 (de)
TW (1) TW594710B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100657247B1 (ko) 1999-11-30 2006-12-19 삼성전자주식회사 고밀도 광집속을 위한 대물렌즈 및 이를 채용한광픽업장치
US20020036958A1 (en) * 2000-07-24 2002-03-28 Hidenori Wada Optical element, optical head, optical recording/reproducing apparatus and optical recording/reproducing method
KR100403623B1 (ko) * 2001-04-13 2003-10-30 삼성전자주식회사 호환형 광픽업 장치
KR100696759B1 (ko) * 2001-06-08 2007-03-19 엘지전자 주식회사 광픽업 장치
JP4817036B2 (ja) * 2001-06-20 2011-11-16 コニカミノルタホールディングス株式会社 対物レンズ、光ピックアップ装置及び記録・再生装置
EP1405309A1 (de) * 2001-06-21 2004-04-07 Koninklijke Philips Electronics N.V. Optische abtastvorrichtung
ES2358102T3 (es) * 2002-10-16 2011-05-05 Bioject, Inc. Conjunto de cartucho para medicamentos y procedimiento de fabricación.
US7633689B2 (en) 2007-07-18 2009-12-15 Asml Holding N.V. Catadioptric optical system for scatterometry
CN108055419A (zh) * 2012-12-20 2018-05-18 三菱电机株式会社 导光体及图像读取装置
RU2018144786A (ru) * 2016-05-19 2020-06-19 Конинклейке Филипс Н.В. Компактный лазерный датчик

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2656761A (en) * 1949-10-11 1953-10-27 Optische Ind De Oude Delft Nv Large-aperature optical system comprising two reflecting and refracting spherical suraces in axial alignment
JPS56116004A (en) * 1980-02-20 1981-09-11 Olympus Optical Co Ltd Lens for video disk
DE3119498A1 (de) * 1981-05-15 1982-12-02 Messerschmitt Boelkow Blohm Objektiv
JPS63247920A (ja) * 1988-01-14 1988-10-14 Olympus Optical Co Ltd 光学的情報読取り装置
NL8803048A (nl) 1988-12-13 1990-07-02 Philips Nv Optische aftastinrichting, spiegelobjektief geschikt voor toepassing daarin en optische inschrijf- en/of uitleesapparaat voorzien van de aftastinrichting.
NL8803055A (nl) * 1988-12-13 1990-07-02 Philips Nv Optische aftastinrichting, spiegelobjektief geschikt voor toepassing daarin en optisch inschrijf- en/of uitleesapparaat voorzien van deze aftastinrichting.
NL9000463A (nl) * 1989-06-19 1991-01-16 Pioneer Electronic Corp Optische informatieweergeefinrichting.
JPH06214154A (ja) * 1993-01-19 1994-08-05 Sony Corp 対物レンズ
KR100239237B1 (ko) * 1995-09-12 2000-01-15 가나이 쓰도무 광디스크장치 및 그의 광헤드
JPH1153760A (ja) * 1997-08-01 1999-02-26 Hitachi Ltd 光ディスク装置およびそれに用いる光ヘッド
JP3845982B2 (ja) * 1997-10-17 2006-11-15 ソニー株式会社 光ピックアップ装置
KR100255243B1 (ko) * 1997-11-19 2000-05-01 윤종용 광기록매체들에 호환가능한 광픽업
EP1538614A3 (de) * 1997-11-22 2008-05-28 Samsung Electronics Co., Ltd. Katadioptrisches optisches System, damit versehenes optisches Abtastgerät und optisches Plattenlaufwerk und optische Platte
US6266315B1 (en) * 1997-11-22 2001-07-24 Samsung Electronics Co., Ltd. Catadioptric optical system, optical pickup and optical disk drive employing the same, and optical disk
JP4010040B2 (ja) * 1997-12-25 2007-11-21 ソニー株式会社 光学ヘッド並びに記録及び／又は再生装置

Also Published As

Publication number Publication date
TW594710B (en) 2004-06-21
CN1290004A (zh) 2001-04-04
CN1149557C (zh) 2004-05-12
EP1103960B9 (de) 2004-12-22
EP1103960A2 (de) 2001-05-30
DE60015056T2 (de) 2005-03-24
JP2001133689A (ja) 2001-05-18
KR100644566B1 (ko) 2006-11-13
JP3380223B2 (ja) 2003-02-24
EP1103960A3 (de) 2002-01-09
KR20010029128A (ko) 2001-04-06
US6430139B1 (en) 2002-08-06
EP1103960B1 (de) 2004-10-20

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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