KR20030069842A - 대물 광학 소자, 광픽업 장치 및 광정보 기록 재생 장치 - Google Patents
대물 광학 소자, 광픽업 장치 및 광정보 기록 재생 장치 Download PDFInfo
- Publication number
- KR20030069842A KR20030069842A KR10-2003-0010238A KR20030010238A KR20030069842A KR 20030069842 A KR20030069842 A KR 20030069842A KR 20030010238 A KR20030010238 A KR 20030010238A KR 20030069842 A KR20030069842 A KR 20030069842A
- Authority
- KR
- South Korea
- Prior art keywords
- optical
- information recording
- recording medium
- objective
- optical element
- 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.)
- Withdrawn
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 1407
- 230000004075 alteration Effects 0.000 claims abstract description 94
- 206010010071 Coma Diseases 0.000 claims abstract description 37
- 239000000758 substrate Substances 0.000 claims description 80
- 230000004907 flux Effects 0.000 claims description 72
- 230000001678 irradiating effect Effects 0.000 claims description 42
- 206010073261 Ovarian theca cell tumour Diseases 0.000 claims description 22
- 208000001644 thecoma Diseases 0.000 claims description 22
- 238000003384 imaging method Methods 0.000 claims description 14
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 26
- 230000000694 effects Effects 0.000 description 14
- 239000004065 semiconductor Substances 0.000 description 10
- 238000001514 detection method Methods 0.000 description 5
- NAWXUBYGYWOOIX-SFHVURJKSA-N (2s)-2-[[4-[2-(2,4-diaminoquinazolin-6-yl)ethyl]benzoyl]amino]-4-methylidenepentanedioic acid Chemical compound C1=CC2=NC(N)=NC(N)=C2C=C1CCC1=CC=C(C(=O)N[C@@H](CC(=C)C(O)=O)C(O)=O)C=C1 NAWXUBYGYWOOIX-SFHVURJKSA-N 0.000 description 3
- 201000009310 astigmatism Diseases 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 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
- 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
- G11B7/125—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
- G02B13/00—Optical objectives specially designed for the purposes specified below
-
- 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
- G11B7/1392—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
- 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)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002045979 | 2002-02-22 | ||
| JPJP-P-2002-00045979 | 2002-02-22 | ||
| JP2002073988 | 2002-03-18 | ||
| JPJP-P-2002-00073988 | 2002-03-18 | ||
| JPJP-P-2002-00236196 | 2002-08-14 | ||
| JP2002236196A JP4259067B2 (ja) | 2002-02-22 | 2002-08-14 | 光ピックアップ装置の対物光学素子、光ピックアップ装置及び光情報記録再生装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20030069842A true KR20030069842A (ko) | 2003-08-27 |
Family
ID=27738924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2003-0010238A Withdrawn KR20030069842A (ko) | 2002-02-22 | 2003-02-19 | 대물 광학 소자, 광픽업 장치 및 광정보 기록 재생 장치 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6856471B2 (https=) |
| EP (1) | EP1341165B1 (https=) |
| JP (1) | JP4259067B2 (https=) |
| KR (1) | KR20030069842A (https=) |
| CN (1) | CN100489972C (https=) |
| DE (1) | DE60313382D1 (https=) |
| TW (1) | TW200306549A (https=) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050053688A (ko) * | 2002-09-27 | 2005-06-08 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 광학주사장치 |
| TWI266898B (en) * | 2002-10-31 | 2006-11-21 | Konica Minolta Holdings Inc | Objective optical element and optical pickup apparatus |
| JP4148509B2 (ja) * | 2003-03-03 | 2008-09-10 | Ｈｏｙａ株式会社 | 光ディスク用対物レンズ |
| US7313074B2 (en) | 2003-06-30 | 2007-12-25 | Ricoh Company, Ltd. | Objective lens, optical, pickup and optical information processing apparatus using the same |
| US20060164967A1 (en) * | 2003-08-08 | 2006-07-27 | Kiyono Ikenaka | Objective lens and optical pickup device |
| JP2010153038A (ja) * | 2003-09-30 | 2010-07-08 | Hoya Corp | 対物レンズ |
| JP2005129198A (ja) * | 2003-09-30 | 2005-05-19 | Pentax Corp | 対物レンズ |
| DE10354780A1 (de) | 2003-11-21 | 2005-06-30 | Schott Ag | Refraktiv-diffraktive Hybridlinse, insbesondere zur Strahlformung von Hochleistungsdiodenlasern |
| KR20060110273A (ko) * | 2003-12-25 | 2006-10-24 | 코니카 미놀타 옵토 인코포레이티드 | 대물 렌즈, 광픽업 장치 및 광정보 기록 재생 장치 |
| JP2006012218A (ja) * | 2004-06-22 | 2006-01-12 | Konica Minolta Opto Inc | 集光光学素子及び光ピックアップ装置 |
| JP4743118B2 (ja) * | 2004-07-21 | 2011-08-10 | コニカミノルタオプト株式会社 | 光ピックアップ装置の組立方法及び光ピックアップ装置 |
| JP2006114081A (ja) * | 2004-10-12 | 2006-04-27 | Konica Minolta Opto Inc | 対物レンズ及び光ピックアップ装置 |
| CN101128874B (zh) * | 2005-02-25 | 2012-09-26 | 松下电器产业株式会社 | 光学拾取装置及其中所使用的物方光学系统 |
| JP2007066373A (ja) * | 2005-08-30 | 2007-03-15 | Hitachi Maxell Ltd | 対物レンズ、光ヘッド及び光学系並びに対物レンズの設計方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100234257B1 (ko) * | 1995-08-30 | 1999-12-15 | 윤종용 | 대물렌즈 장치 및 안정된 포커스 서보 신호를 얻는방법 및 이를 적용한 광픽업 장치 및 두께가 다른 디스크를 판별하는 방법 및 두께가 다른 디스크로부터 정보를 재생하고 기록하는 방법 |
| JP4006032B2 (ja) * | 1995-12-28 | 2007-11-14 | 株式会社日立製作所 | 対物レンズおよび光ヘッド |
| JP3529556B2 (ja) | 1996-07-18 | 2004-05-24 | パイオニア株式会社 | 光ピックアップにおけるコマ収差補正方法及び装置 |
| EP0838812B1 (en) * | 1996-10-23 | 2003-04-09 | Konica Corporation | Method for recording/reproducing on/from an optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens |
| TW426803B (en) * | 1998-06-26 | 2001-03-21 | Asahi Optical Co Ltd | Objective lens for optical pick-up |
| 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 |
| JP3911104B2 (ja) | 1999-11-30 | 2007-05-09 | ペンタックス株式会社 | 光情報記録再生装置の光学系 |
| US6594222B2 (en) * | 1999-12-28 | 2003-07-15 | Pentax Corporation | Objective lens for optical pick-up |
| JP3859416B2 (ja) | 2000-02-29 | 2006-12-20 | 株式会社日立製作所 | 対物レンズ、これを用いた光ヘッドおよび光ディスク装置 |
| CN1287185C (zh) | 2000-10-06 | 2006-11-29 | 宾得株式会社 | 用于光学头的物镜、光学头以及光盘驱动器 |
| US6597519B2 (en) * | 2001-04-26 | 2003-07-22 | Konica Corporation | Objective lens, optical pick-up apparatus and optical information recording reproducing apparatus |
-
2002
- 2002-08-14 JP JP2002236196A patent/JP4259067B2/ja not_active Expired - Fee Related
-
2003
- 2003-02-14 TW TW092103161A patent/TW200306549A/zh unknown
- 2003-02-18 CN CNB031037364A patent/CN100489972C/zh not_active Expired - Fee Related
- 2003-02-19 EP EP03251003A patent/EP1341165B1/en not_active Expired - Lifetime
- 2003-02-19 KR KR10-2003-0010238A patent/KR20030069842A/ko not_active Withdrawn
- 2003-02-19 DE DE60313382T patent/DE60313382D1/de not_active Expired - Lifetime
- 2003-02-19 US US10/368,784 patent/US6856471B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TW200306549A (en) | 2003-11-16 |
| US6856471B2 (en) | 2005-02-15 |
| DE60313382D1 (de) | 2007-06-06 |
| EP1341165A3 (en) | 2004-06-09 |
| EP1341165B1 (en) | 2007-04-25 |
| JP2003344760A (ja) | 2003-12-03 |
| EP1341165A2 (en) | 2003-09-03 |
| JP4259067B2 (ja) | 2009-04-30 |
| CN100489972C (zh) | 2009-05-20 |
| US20030174417A1 (en) | 2003-09-18 |
| CN1440028A (zh) | 2003-09-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20030219 |
|
| PG1501 | Laying open of application | ||
| PC1203 | Withdrawal of no request for examination | ||
| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |