ATE288087T1 - Objektivlinse für optisches abtastgerät und aufzeichnungs-/wiedergabegerät - Google Patents
Objektivlinse für optisches abtastgerät und aufzeichnungs-/wiedergabegerätInfo
- Publication number
- ATE288087T1 ATE288087T1 AT03253903T AT03253903T ATE288087T1 AT E288087 T1 ATE288087 T1 AT E288087T1 AT 03253903 T AT03253903 T AT 03253903T AT 03253903 T AT03253903 T AT 03253903T AT E288087 T1 ATE288087 T1 AT E288087T1
- Authority
- AT
- Austria
- Prior art keywords
- recording
- objective lens
- lens
- optical scanning
- light source
- 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
- G11B7/12—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
- 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
- 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
- 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)
- Lenses (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002184249A JP2004029288A (ja) | 2002-06-25 | 2002-06-25 | 対物レンズ、光ピックアップ装置及び記録再生装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE288087T1 true ATE288087T1 (de) | 2005-02-15 |
Family
ID=29717576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT03253903T ATE288087T1 (de) | 2002-06-25 | 2003-06-20 | Objektivlinse für optisches abtastgerät und aufzeichnungs-/wiedergabegerät |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7079473B2 (de) |
| EP (1) | EP1376186B1 (de) |
| JP (1) | JP2004029288A (de) |
| KR (1) | KR20040002636A (de) |
| CN (1) | CN1307455C (de) |
| AT (1) | ATE288087T1 (de) |
| DE (1) | DE60300289T2 (de) |
| TW (1) | TW200401118A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5199835B2 (ja) * | 2008-11-04 | 2013-05-15 | Ｈｏｙａ株式会社 | 光情報記録再生装置用対物レンズ、および光情報記録再生装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3932578B2 (ja) * | 1996-10-24 | 2007-06-20 | ソニー株式会社 | 対物レンズ及び光学ピックアップ装置 |
| JP3608333B2 (ja) * | 1997-03-06 | 2005-01-12 | ソニー株式会社 | 光学ピックアップ及び光学ピックアップ用対物レンズの組み立て方法 |
| 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 |
| JP4364328B2 (ja) * | 1998-12-17 | 2009-11-18 | フジノン株式会社 | 高密度光記録媒体用対物レンズ |
| JP3770367B2 (ja) * | 1999-05-11 | 2006-04-26 | シャープ株式会社 | 光ピックアップ装置 |
| EP1154417B1 (de) * | 2000-05-12 | 2012-05-09 | Konica Minolta Opto, Inc. | Optische Abtastvorrichtung |
| CN1182523C (zh) * | 2000-09-26 | 2004-12-29 | 松下电器产业株式会社 | 光盘用光学系统、光盘用光学头装置和光驱动装置 |
-
2002
- 2002-06-25 JP JP2002184249A patent/JP2004029288A/ja active Pending
-
2003
- 2003-06-18 TW TW092116554A patent/TW200401118A/zh unknown
- 2003-06-20 CN CNB031494056A patent/CN1307455C/zh not_active Expired - Fee Related
- 2003-06-20 DE DE60300289T patent/DE60300289T2/de not_active Expired - Fee Related
- 2003-06-20 EP EP03253903A patent/EP1376186B1/de not_active Expired - Lifetime
- 2003-06-20 US US10/465,849 patent/US7079473B2/en not_active Expired - Fee Related
- 2003-06-20 AT AT03253903T patent/ATE288087T1/de not_active IP Right Cessation
- 2003-06-20 KR KR1020030040090A patent/KR20040002636A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE60300289D1 (de) | 2005-03-03 |
| EP1376186A1 (de) | 2004-01-02 |
| CN1307455C (zh) | 2007-03-28 |
| US20030235138A1 (en) | 2003-12-25 |
| CN1487325A (zh) | 2004-04-07 |
| TW200401118A (en) | 2004-01-16 |
| DE60300289T2 (de) | 2005-12-22 |
| JP2004029288A (ja) | 2004-01-29 |
| US7079473B2 (en) | 2006-07-18 |
| KR20040002636A (ko) | 2004-01-07 |
| EP1376186B1 (de) | 2005-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |