ATE414977T1 - Optisches abtastgerät - Google Patents
Optisches abtastgerätInfo
- Publication number
- ATE414977T1 ATE414977T1 AT01974304T AT01974304T ATE414977T1 AT E414977 T1 ATE414977 T1 AT E414977T1 AT 01974304 T AT01974304 T AT 01974304T AT 01974304 T AT01974304 T AT 01974304T AT E414977 T1 ATE414977 T1 AT E414977T1
- Authority
- AT
- Austria
- Prior art keywords
- scanning device
- optical scanning
- density
- vergence
- record carrier
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title abstract 2
- 229920003023 plastic Polymers 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
- 210000001747 pupil Anatomy 0.000 abstract 1
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
-
- 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
- G11B7/1353—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
- 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)
- Optical Head (AREA)
- Microscoopes, Condenser (AREA)
- Holo Graphy (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP00203492 | 2000-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE414977T1 true ATE414977T1 (de) | 2008-12-15 |
Family
ID=8172116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT01974304T ATE414977T1 (de) | 2000-10-08 | 2001-09-26 | Optisches abtastgerät |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6683838B2 (de) |
| EP (1) | EP1327244B1 (de) |
| JP (1) | JP2004511875A (de) |
| KR (1) | KR100790419B1 (de) |
| AT (1) | ATE414977T1 (de) |
| DE (1) | DE60136641D1 (de) |
| WO (1) | WO2002031823A1 (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW561466B (en) * | 2001-12-07 | 2003-11-11 | Ind Tech Res Inst | Multi-wavelength optical pickup |
| US6961291B2 (en) * | 2002-04-03 | 2005-11-01 | Plasmon Lms, Inc. | System for enhanced astigmatic focus signal detection |
| JP2006512715A (ja) * | 2002-12-30 | 2006-04-13 | 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 | 光走査デバイス用のディスク駆動装置 |
| EP1471514A3 (de) * | 2003-04-22 | 2006-10-04 | Konica Minolta Opto, Inc. | Optische Abtastvorrichtung und Vorrichtung zur optischen Aufnahme und Wiedergabe von Information, Aufweitungslinse, Kopplungslinse und optisches Element zur Korrektur chromatischer Aberration |
| US20080040737A1 (en) * | 2003-10-15 | 2008-02-14 | Arima Devices Corporation Trustnet Chambers | Reading/Writing Optical Device Having Temperature Compensation |
| US20080279081A1 (en) * | 2004-07-02 | 2008-11-13 | Arima Devices Corporation | Optical Device for Recording and Reproducing |
| EP2012315A1 (de) * | 2007-06-18 | 2009-01-07 | Deutsche Thomson OHG | Astigmatismen erzeugendes Element für eine Vorrichtung zum Lesen und/oder Schreiben auf optischen Aufzeichnungsmedien |
| EP2065752A1 (de) * | 2007-11-23 | 2009-06-03 | Koninklijke Philips Electronics N.V. | Optisches Beleuchtungsgerät zum Beleuchten einer Probe mit einem Linienstrahl |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR900003686B1 (ko) * | 1985-11-27 | 1990-05-30 | 마쯔시다덴기산교 가부시기가이샤 | 광학기록 재생장치 |
| EP0605923B1 (de) * | 1993-01-04 | 1997-07-30 | Koninklijke Philips Electronics N.V. | Strahlformendes optisches Element, Strahlungsquelle und Abtasteinheit mit diesem Element |
| ATE274228T1 (de) * | 1996-03-08 | 2004-09-15 | Koninkl Philips Electronics Nv | Objektivlinse und abtastanordnung mit einer solchen objektivlinse |
| EP0996951A2 (de) * | 1998-05-13 | 2000-05-03 | Koninklijke Philips Electronics N.V. | Vorrichtung zur noptischen abtastung eines aufzeichnungsträgers |
| JP2000231057A (ja) * | 1999-02-10 | 2000-08-22 | Konica Corp | 対物レンズ及び光ピックアップ装置 |
| WO2001009885A1 (en) * | 1999-07-28 | 2001-02-08 | Koninklijke Philips Electronics N.V. | Optical scanning device |
-
2001
- 2001-09-26 WO PCT/EP2001/011167 patent/WO2002031823A1/en not_active Ceased
- 2001-09-26 DE DE60136641T patent/DE60136641D1/de not_active Expired - Lifetime
- 2001-09-26 JP JP2002535121A patent/JP2004511875A/ja active Pending
- 2001-09-26 KR KR1020027007268A patent/KR100790419B1/ko not_active Expired - Fee Related
- 2001-09-26 EP EP01974304A patent/EP1327244B1/de not_active Expired - Lifetime
- 2001-09-26 AT AT01974304T patent/ATE414977T1/de not_active IP Right Cessation
- 2001-10-02 US US09/969,010 patent/US6683838B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| WO2002031823A1 (en) | 2002-04-18 |
| JP2004511875A (ja) | 2004-04-15 |
| KR20020071881A (ko) | 2002-09-13 |
| EP1327244A1 (de) | 2003-07-16 |
| DE60136641D1 (de) | 2009-01-02 |
| KR100790419B1 (ko) | 2008-01-02 |
| US6683838B2 (en) | 2004-01-27 |
| EP1327244B1 (de) | 2008-11-19 |
| US20020060975A1 (en) | 2002-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |