TW200500633A - Converging optical system of optical pickup device - Google Patents
Converging optical system of optical pickup deviceInfo
- Publication number
- TW200500633A TW200500633A TW093108152A TW93108152A TW200500633A TW 200500633 A TW200500633 A TW 200500633A TW 093108152 A TW093108152 A TW 093108152A TW 93108152 A TW93108152 A TW 93108152A TW 200500633 A TW200500633 A TW 200500633A
- Authority
- TW
- Taiwan
- Prior art keywords
- optical
- phase difference
- optical element
- light source
- light
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
- G02B5/189—Structurally combined with optical elements not having diffractive power
- G02B5/1895—Structurally combined with optical elements not having diffractive power such optical elements having dioptric power
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/108—Beam splitting or combining systems for sampling a portion of a beam or combining a small beam in a larger one, e.g. wherein the area ratio or power ratio of the divided beams significantly differs from unity, without spectral selectivity
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1086—Beam splitting or combining systems operating by diffraction only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
- G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
- G02B27/4238—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application in optical recording or readout devices
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
- G02B27/4283—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element with major temperature dependent properties
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
- G02B27/4288—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having uniform diffraction efficiency over a large spectral bandwidth
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction 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
- G11B7/125—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
- 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
- G11B7/1372—Lenses
- G11B7/1378—Separate aberration correction lenses; Cylindrical lenses to generate astigmatism; Beam expanders
-
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Head (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003094403 | 2003-03-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200500633A true TW200500633A (en) | 2005-01-01 |
Family
ID=32844615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW093108152A TW200500633A (en) | 2003-03-31 | 2004-03-25 | Converging optical system of optical pickup device |
Country Status (7)
Country | Link |
---|---|
US (1) | US7206274B2 (zh) |
EP (1) | EP1465170A3 (zh) |
JP (1) | JPWO2004088648A1 (zh) |
KR (1) | KR20050114700A (zh) |
CN (1) | CN1764960A (zh) |
TW (1) | TW200500633A (zh) |
WO (1) | WO2004088648A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4321217B2 (ja) | 2003-10-31 | 2009-08-26 | コニカミノルタオプト株式会社 | 光学素子及び光ピックアップ装置 |
KR20060110272A (ko) * | 2003-11-04 | 2006-10-24 | 코니카 미놀타 옵토 인코포레이티드 | 광 픽업 장치 및 발산각 변환 소자 |
JP4340690B2 (ja) * | 2004-10-08 | 2009-10-07 | パイオニア株式会社 | 回折光学素子、対物レンズモジュール、光ピックアップ及び光情報記録再生装置 |
KR101165476B1 (ko) * | 2004-10-29 | 2012-07-13 | 코니카 미놀타 어드밴스드 레이어즈 인코포레이티드 | 대물 렌즈, 광픽업 장치 및 광디스크 드라이브 장치 |
CN1942946B (zh) * | 2005-02-10 | 2010-04-21 | 柯尼卡美能达精密光学株式会社 | 物镜、光拾取装置及光信息记录再生装置 |
CN101685647B (zh) * | 2005-03-08 | 2012-05-23 | 柯尼卡美能达精密光学株式会社 | 物镜 |
JP2007035240A (ja) * | 2005-06-20 | 2007-02-08 | Konica Minolta Opto Inc | 光ピックアップ装置用対物光学系及び光ピックアップ装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3484038B2 (ja) * | 1997-03-13 | 2004-01-06 | 株式会社日立製作所 | 対物レンズおよびそれを用いた光ヘッド |
JP3794229B2 (ja) * | 1999-01-22 | 2006-07-05 | 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、この光ピックアップ装置を備えた記録再生装置、情報の記録再生方法、及び光ピックアップ装置用対物レンズ |
ATE216119T1 (de) * | 1999-01-22 | 2002-04-15 | Konishiroku Photo Ind | Optische abtastvorrichtung und verfahren zur informationsaufzeichnung und informationswiedergabe |
JP2000285500A (ja) * | 1999-03-26 | 2000-10-13 | Konica Corp | 光情報記録媒体用光ピックアップ装置、音声および/または画像の記録再生装置および対物レンズ |
JP2000348376A (ja) * | 1999-03-31 | 2000-12-15 | Matsushita Electric Ind Co Ltd | 光ヘッド及び記録再生方法 |
JP2001093179A (ja) * | 1999-09-21 | 2001-04-06 | Pioneer Electronic Corp | 光ピックアップ |
KR100694032B1 (ko) * | 2000-04-17 | 2007-03-12 | 삼성전자주식회사 | 대물렌즈장치 및 이를 적용한 광픽업 장치 |
JP4610118B2 (ja) * | 2001-03-30 | 2011-01-12 | Hoya株式会社 | 光ヘッド用対物レンズ |
EP1276104B1 (en) * | 2001-07-11 | 2011-01-26 | Konica Minolta Opto, Inc. | Aberration compensating optical element, optical system, optical pickup device, recorder and reproducer |
JP2003066326A (ja) * | 2001-08-30 | 2003-03-05 | Konica Corp | 光ピックアップ装置に用いられる光学素子、光ピックアップ装置および光情報記録再生装置 |
JP2003248963A (ja) * | 2001-12-21 | 2003-09-05 | Konica Corp | 光ピックアップ装置、および光学素子 |
CN1290103C (zh) * | 2002-03-06 | 2006-12-13 | 松下电器产业株式会社 | 光学头器件和使用该光学头器件的光学信息装置 |
JP2004005943A (ja) * | 2002-04-26 | 2004-01-08 | Konica Minolta Holdings Inc | 記録再生用光学系、対物レンズ、収差補正用光学素子、光ピックアップ装置、及び記録再生装置 |
JP2004111012A (ja) * | 2002-07-22 | 2004-04-08 | Ricoh Co Ltd | 光ピックアップ及びこれを用いる光情報処理装置 |
JP2004145907A (ja) * | 2002-08-30 | 2004-05-20 | Konica Minolta Holdings Inc | 光ピックアップ装置、集光光学素子及び補正素子 |
-
2004
- 2004-03-23 EP EP04101193A patent/EP1465170A3/en not_active Withdrawn
- 2004-03-24 KR KR1020057018127A patent/KR20050114700A/ko not_active Application Discontinuation
- 2004-03-24 JP JP2005504178A patent/JPWO2004088648A1/ja active Pending
- 2004-03-24 CN CNA2004800081709A patent/CN1764960A/zh active Pending
- 2004-03-24 WO PCT/JP2004/004032 patent/WO2004088648A1/ja active Application Filing
- 2004-03-25 TW TW093108152A patent/TW200500633A/zh unknown
- 2004-03-26 US US10/809,424 patent/US7206274B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1465170A2 (en) | 2004-10-06 |
EP1465170A3 (en) | 2007-05-16 |
WO2004088648A1 (ja) | 2004-10-14 |
US7206274B2 (en) | 2007-04-17 |
KR20050114700A (ko) | 2005-12-06 |
CN1764960A (zh) | 2006-04-26 |
JPWO2004088648A1 (ja) | 2006-07-06 |
US20040190426A1 (en) | 2004-09-30 |
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