ATE300085T1 - Optisches abstastgerät, objektivlinse, gerät zur wiedergabe und/oder aufzeichnung eines optischen informationsaufzeichnungsmediums - Google Patents
Optisches abstastgerät, objektivlinse, gerät zur wiedergabe und/oder aufzeichnung eines optischen informationsaufzeichnungsmediumsInfo
- Publication number
- ATE300085T1 ATE300085T1 AT01304393T AT01304393T ATE300085T1 AT E300085 T1 ATE300085 T1 AT E300085T1 AT 01304393 T AT01304393 T AT 01304393T AT 01304393 T AT01304393 T AT 01304393T AT E300085 T1 ATE300085 T1 AT E300085T1
- Authority
- AT
- Austria
- Prior art keywords
- region
- optical
- lens
- light flux
- order diffracted
- Prior art date
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
-
- 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
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/127—Lasers; Multiple laser arrays
- G11B7/1275—Two or more lasers having different wavelengths
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
-
- 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
- G11B7/13—Optical detectors therefor
-
- 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
- G11B7/1353—Diffractive elements, e.g. holograms or gratings
-
- 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
- G11B7/12—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
-
- 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2403—Layers; Shape, structure or physical properties thereof
- G11B7/24047—Substrates
-
- 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)
- General Physics & Mathematics (AREA)
- Optical Head (AREA)
- Lenses (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000153351 | 2000-05-24 | ||
JP2000153352 | 2000-05-24 | ||
JP2001019502A JP4457499B2 (ja) | 2000-05-24 | 2001-01-29 | 光ピックアップ装置用対物レンズ及び光ピックアップ装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE300085T1 true ATE300085T1 (de) | 2005-08-15 |
Family
ID=27343487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01304393T ATE300085T1 (de) | 2000-05-24 | 2001-05-17 | Optisches abstastgerät, objektivlinse, gerät zur wiedergabe und/oder aufzeichnung eines optischen informationsaufzeichnungsmediums |
Country Status (7)
Country | Link |
---|---|
US (1) | US6687209B2 (de) |
EP (1) | EP1158503B1 (de) |
KR (1) | KR100681965B1 (de) |
CN (2) | CN1185636C (de) |
AT (1) | ATE300085T1 (de) |
DE (1) | DE60111999T2 (de) |
TW (1) | TW490589B (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100769959B1 (ko) * | 2000-10-03 | 2007-10-25 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 기록매체 주사용 광학 헤드 및 광학 주사장치 |
JP3634736B2 (ja) | 2000-10-12 | 2005-03-30 | ペンタックス株式会社 | 光ヘッド用対物レンズおよび光ヘッドの光学系 |
KR100805266B1 (ko) * | 2000-11-09 | 2008-02-20 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 기록매체를 주사하는 광학 헤드 |
JP4716239B2 (ja) * | 2000-11-14 | 2011-07-06 | コニカミノルタホールディングス株式会社 | 光ピックアップ装置用の対物レンズ及び光ピックアップ装置 |
WO2002086577A1 (fr) * | 2001-04-17 | 2002-10-31 | Matsushita Electric Industrial Co., Ltd. | Lentille d'objectif, appareil a tete optique, appareil d'enregistrement/de reproduction d'information optique |
TW535001B (en) * | 2001-06-13 | 2003-06-01 | Pentax Corp | Objective lens for optical pick-up |
TW535009B (en) * | 2001-06-13 | 2003-06-01 | Pentax Corp | Diffraction optical element |
US6947368B2 (en) * | 2001-12-07 | 2005-09-20 | Koninklijke Philips Electronics N.V. | Duel-layer optical scanner with non-periodic phase structure element of birefringent material for different wavefront aberration compensation of orthogonally polarized radiation beams |
DE60321414D1 (de) * | 2002-02-27 | 2008-07-17 | Ricoh Kk | Optischer Abtastkopf für verschiedene Wellenlängen |
JP2003344759A (ja) * | 2002-05-30 | 2003-12-03 | Fuji Photo Optical Co Ltd | 光記録媒体用対物レンズおよびこれを用いた光ピックアップ装置 |
JP2005149689A (ja) * | 2003-10-22 | 2005-06-09 | Nec Corp | 光ヘッド装置および光学式情報記録再生装置 |
AU2003263605A1 (en) * | 2002-09-30 | 2004-04-23 | Konica Minolta Holdings, Inc. | Optical element, objective optical element and optical pickup device |
JP2004288346A (ja) * | 2002-10-18 | 2004-10-14 | Konica Minolta Holdings Inc | 光ピックアップ装置用の光学素子、カップリングレンズ及び光ピックアップ装置 |
TWI266898B (en) * | 2002-10-31 | 2006-11-21 | Konica Minolta Holdings Inc | Objective optical element and optical pickup apparatus |
KR100716966B1 (ko) * | 2002-11-04 | 2007-05-10 | 삼성전자주식회사 | 트랙킹 극성 정보가 기록된 광 디스크, 그 기록 장치 및기록 방법, 및 그 재생 장치 및 재생 방법 |
US7408866B2 (en) * | 2003-02-14 | 2008-08-05 | Konica Minolta Holdings, Inc. | Objective lens for optical pickup apparatus, optical pickup apparatus and optical information recording reproducing apparatus |
US7304934B2 (en) * | 2003-04-28 | 2007-12-04 | Nidec Sankyo Corporation | Lens, optical head apparatus, and objective lens for the optical head apparatus |
JP2004326984A (ja) * | 2003-04-28 | 2004-11-18 | Sankyo Seiki Mfg Co Ltd | 光ヘッド装置、および光ヘッド装置用対物レンズ |
JP5002118B2 (ja) * | 2003-06-18 | 2012-08-15 | コニカミノルタアドバンストレイヤー株式会社 | 光ピックアップ装置用の光学素子、及び光ピックアップ装置 |
JP3868932B2 (ja) * | 2003-07-10 | 2007-01-17 | 日立マクセル株式会社 | レンズ及びそれを用いた光学系、光ヘッド並びに光ディスク装置 |
JP2005141892A (ja) * | 2003-10-16 | 2005-06-02 | Nec Corp | 光ヘッド装置および光学式情報記録又は再生装置 |
JP2005166173A (ja) * | 2003-12-03 | 2005-06-23 | Konica Minolta Opto Inc | 光ピックアップ装置及び光情報記録再生装置 |
US7460460B2 (en) * | 2004-02-27 | 2008-12-02 | Konica Minolta Opto, Inc. | Objective optical system, optical pickup apparatus and optical information recording and reproducing apparatus |
CN100474002C (zh) * | 2004-05-25 | 2009-04-01 | 柯尼卡美能达精密光学株式会社 | 物镜光学元件和光检测装置 |
US7821906B2 (en) * | 2004-06-21 | 2010-10-26 | Hoya Corporation | Objective lens for optical pick-up |
US7826152B2 (en) * | 2006-03-24 | 2010-11-02 | Panasonic Corporation | Composite optical device |
TWI292052B (en) * | 2006-05-09 | 2008-01-01 | Young Optics Inc | Optical projection and image detection apparatus |
KR100833242B1 (ko) * | 2006-09-27 | 2008-05-28 | 삼성전자주식회사 | 고개구수를 가지는 대물렌즈 및 이를 채용한 광픽업장치 |
EP2211343A1 (de) * | 2009-01-27 | 2010-07-28 | Thomson Licensing | Optisches Aufzeichnungsmedium für hohe Datendichte |
JP2011081868A (ja) * | 2009-10-07 | 2011-04-21 | Sanyo Electric Co Ltd | 対物レンズ、及び光ピックアップ装置 |
JP5647547B2 (ja) * | 2010-03-19 | 2014-12-24 | Hoya株式会社 | 光情報記録再生装置用対物光学系、及び光情報記録再生装置 |
JP5138734B2 (ja) * | 2010-06-15 | 2013-02-06 | シャープ株式会社 | 撮像レンズ、および撮像モジュール |
JP7086581B2 (ja) | 2016-12-21 | 2022-06-20 | キヤノン株式会社 | 観察光学系及びそれを有する観察装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100238266B1 (ko) * | 1996-02-14 | 2000-02-01 | 윤종용 | 광학장치 |
JPH1055565A (ja) * | 1996-04-26 | 1998-02-24 | Daewoo Electron Co Ltd | 光ピックアップ装置 |
KR100346398B1 (ko) * | 1998-10-23 | 2002-10-25 | 삼성전자 주식회사 | 계단형회절격자구조를갖는평판렌즈를채용하여cd-rw에호환하는dvd용광기록/픽업헤드 |
JP4038843B2 (ja) | 1996-10-23 | 2008-01-30 | コニカミノルタホールディングス株式会社 | 光情報記録媒体の記録/再生方法、光ピックアップ装置、集光光学系、対物レンズ及び対物レンズの設計方法 |
KR100209918B1 (ko) * | 1997-03-28 | 1999-07-15 | 윤종용 | 홀로그램형링렌즈를 사용하여 cd-r과 호환하는 dvd용 광픽업 |
JPH11174218A (ja) * | 1997-12-16 | 1999-07-02 | Fuji Photo Optical Co Ltd | 回折型フィルタ |
JP3689266B2 (ja) | 1998-06-26 | 2005-08-31 | ペンタックス株式会社 | 光ヘッド用対物レンズ |
CN1214376C (zh) * | 1998-06-26 | 2005-08-10 | 宾得株式会社 | 光学拾像装置的物镜 |
KR100604788B1 (ko) * | 1998-10-23 | 2006-07-26 | 삼성전자주식회사 | 호환형 광픽업장치 |
-
2001
- 2001-05-14 TW TW090111491A patent/TW490589B/zh not_active IP Right Cessation
- 2001-05-17 AT AT01304393T patent/ATE300085T1/de not_active IP Right Cessation
- 2001-05-17 EP EP01304393A patent/EP1158503B1/de not_active Expired - Lifetime
- 2001-05-17 DE DE60111999T patent/DE60111999T2/de not_active Expired - Fee Related
- 2001-05-23 KR KR1020010028231A patent/KR100681965B1/ko not_active IP Right Cessation
- 2001-05-23 US US09/862,594 patent/US6687209B2/en not_active Expired - Fee Related
- 2001-05-24 CN CNB011190655A patent/CN1185636C/zh not_active Expired - Fee Related
- 2001-05-24 CN CNB2004100562240A patent/CN100362581C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TW490589B (en) | 2002-06-11 |
US20020003767A1 (en) | 2002-01-10 |
DE60111999T2 (de) | 2006-05-24 |
CN1333537A (zh) | 2002-01-30 |
DE60111999D1 (de) | 2005-08-25 |
CN1655260A (zh) | 2005-08-17 |
US6687209B2 (en) | 2004-02-03 |
CN1185636C (zh) | 2005-01-19 |
CN100362581C (zh) | 2008-01-16 |
KR100681965B1 (ko) | 2007-02-15 |
EP1158503A3 (de) | 2004-04-14 |
EP1158503B1 (de) | 2005-07-20 |
EP1158503A2 (de) | 2001-11-28 |
KR20010107658A (ko) | 2001-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |