AU3237400A - Objective lens - Google Patents
Objective lens Download PDFInfo
- Publication number
- AU3237400A AU3237400A AU32374/00A AU3237400A AU3237400A AU 3237400 A AU3237400 A AU 3237400A AU 32374/00 A AU32374/00 A AU 32374/00A AU 3237400 A AU3237400 A AU 3237400A AU 3237400 A AU3237400 A AU 3237400A
- Authority
- AU
- Australia
- Prior art keywords
- objective lens
- protective member
- lens
- main body
- protective
- 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.)
- Abandoned
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 70
- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 239000004033 plastic Substances 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 6
- 239000005060 rubber Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 229920004943 Delrin® Polymers 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000004963 Torlon Substances 0.000 description 1
- 229920003997 Torlon® Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for 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
- G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Optical Head (AREA)
- Lenses (AREA)
- Window Of Vehicle (AREA)
- Optical Recording Or Reproduction (AREA)
- Glass Compositions (AREA)
- Optical Filters (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04240899A JP4136160B2 (ja) | 1999-02-19 | 1999-02-19 | 対物レンズ |
| JP11/42408 | 1999-02-19 | ||
| PCT/US2000/004327 WO2000049445A1 (en) | 1999-02-19 | 2000-02-18 | Objective lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU3237400A true AU3237400A (en) | 2000-09-04 |
Family
ID=12635252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU32374/00A Abandoned AU3237400A (en) | 1999-02-19 | 2000-02-18 | Objective lens |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US20020109925A1 (https=) |
| EP (1) | EP1161701B9 (https=) |
| JP (1) | JP4136160B2 (https=) |
| KR (1) | KR20010102271A (https=) |
| CN (1) | CN1156719C (https=) |
| AT (1) | ATE309554T1 (https=) |
| AU (1) | AU3237400A (https=) |
| BR (1) | BR0010115A (https=) |
| CA (1) | CA2362902A1 (https=) |
| DE (1) | DE60023852T2 (https=) |
| HK (1) | HK1041314A1 (https=) |
| MX (1) | MXPA01008393A (https=) |
| NZ (1) | NZ513218A (https=) |
| TW (1) | TW525152B (https=) |
| WO (1) | WO2000049445A1 (https=) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6657944B2 (en) * | 2000-03-01 | 2003-12-02 | Matsushita Electric Industrial Co., Ltd. | Objective lens driving device |
| JP2002072037A (ja) * | 2000-09-01 | 2002-03-12 | Sony Corp | 光学系、光学系の製造方法および光ピックアップ |
| JP4569800B2 (ja) * | 2000-11-22 | 2010-10-27 | ソニー株式会社 | 光学ピックアップ装置及びディスクドライブ装置 |
| DE10216706B9 (de) * | 2002-04-16 | 2007-02-08 | Schott Ag | Verfahren zur Herstellung einer Projektionsscheinwerferlinse |
| CN100373480C (zh) * | 2002-08-05 | 2008-03-05 | 皇家飞利浦电子股份有限公司 | 包括具有透镜保护装置的物镜系统的扫描设备 |
| JP2005149665A (ja) * | 2003-11-19 | 2005-06-09 | Fujitsu Ltd | 光磁気ヘッドおよび光磁気ディスク装置 |
| JP2006004466A (ja) * | 2004-06-15 | 2006-01-05 | Tdk Corp | 対物レンズ、アクチュエータ、光ヘッド及び光記録再生装置 |
| DE102004048500B9 (de) | 2004-10-06 | 2010-03-25 | Schott Ag | Verfahren zur Herstellung einer Projektionsscheinwerferlinse und Werkzeug zum Blankpressen |
| JP2006155825A (ja) * | 2004-11-30 | 2006-06-15 | Sharp Corp | レンズ支持機構、光ピックアップ装置、および、記録再生装置 |
| JPWO2006098361A1 (ja) * | 2005-03-17 | 2008-08-28 | 松下電器産業株式会社 | 光ピックアップ装置および光ディスク装置 |
| US20070033602A1 (en) * | 2005-08-03 | 2007-02-08 | Matsushita Electric Industrial Co., Ltd. | Disk Unit |
| JP2007066433A (ja) * | 2005-08-31 | 2007-03-15 | Canon Inc | 光ディスク装置 |
| WO2007043578A1 (ja) * | 2005-10-14 | 2007-04-19 | Pioneer Corporation | 衝突防止機構及びその製造方法 |
| JP2008130178A (ja) * | 2006-11-22 | 2008-06-05 | Konica Minolta Opto Inc | 光学素子及び光学素子ユニット並びに光学素子製造方法 |
| US8098437B2 (en) | 2010-06-21 | 2012-01-17 | Avago Technologies Fiber Ip (Singapore) Pte. Ltd. | Lens device having protective elements |
| CN106556884A (zh) * | 2015-09-25 | 2017-04-05 | 高准精密工业股份有限公司 | 光学透镜 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60179948A (ja) * | 1984-02-27 | 1985-09-13 | Matsushita Electric Ind Co Ltd | 円盤状記録媒体再生用光ピツクアツプ |
| JPH01116196A (ja) * | 1987-10-27 | 1989-05-09 | Mitsui Constr Co Ltd | トンネル用妻止め型枠 |
| JPH0521325U (ja) * | 1991-08-13 | 1993-03-19 | 旭光学工業株式会社 | 光学式情報記録再生装置 |
| JPH0963095A (ja) * | 1995-08-25 | 1997-03-07 | Sony Corp | 光ディスク装置の光学ピックアップ |
| JPH10221583A (ja) * | 1997-02-03 | 1998-08-21 | Matsushita Electric Ind Co Ltd | 光ピックアップ装置 |
| US5995304A (en) * | 1997-07-02 | 1999-11-30 | Fuji Photo Optical Co., Ltd. | Plastic lens |
| JPH1123808A (ja) * | 1997-07-02 | 1999-01-29 | Fuji Photo Optical Co Ltd | プラスチックレンズ |
-
1999
- 1999-02-19 JP JP04240899A patent/JP4136160B2/ja not_active Expired - Fee Related
-
2000
- 2000-02-18 CN CNB008040001A patent/CN1156719C/zh not_active Expired - Lifetime
- 2000-02-18 DE DE60023852T patent/DE60023852T2/de not_active Expired - Lifetime
- 2000-02-18 HK HK02102833.5A patent/HK1041314A1/zh unknown
- 2000-02-18 MX MXPA01008393A patent/MXPA01008393A/es unknown
- 2000-02-18 BR BR0010115-0A patent/BR0010115A/pt not_active Application Discontinuation
- 2000-02-18 TW TW089102882A patent/TW525152B/zh not_active IP Right Cessation
- 2000-02-18 AT AT00910251T patent/ATE309554T1/de not_active IP Right Cessation
- 2000-02-18 CA CA002362902A patent/CA2362902A1/en not_active Abandoned
- 2000-02-18 US US09/507,283 patent/US20020109925A1/en not_active Abandoned
- 2000-02-18 KR KR1020017010573A patent/KR20010102271A/ko not_active Ceased
- 2000-02-18 EP EP00910251A patent/EP1161701B9/en not_active Expired - Lifetime
- 2000-02-18 WO PCT/US2000/004327 patent/WO2000049445A1/en not_active Ceased
- 2000-02-18 AU AU32374/00A patent/AU3237400A/en not_active Abandoned
- 2000-02-18 NZ NZ513218A patent/NZ513218A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CN1341228A (zh) | 2002-03-20 |
| MXPA01008393A (es) | 2003-06-06 |
| DE60023852T2 (de) | 2006-07-27 |
| US20020109925A1 (en) | 2002-08-15 |
| WO2000049445A1 (en) | 2000-08-24 |
| EP1161701B1 (en) | 2005-11-09 |
| JP2000242958A (ja) | 2000-09-08 |
| KR20010102271A (ko) | 2001-11-15 |
| EP1161701A4 (en) | 2002-06-12 |
| ATE309554T1 (de) | 2005-11-15 |
| EP1161701B9 (en) | 2006-01-18 |
| TW525152B (en) | 2003-03-21 |
| JP4136160B2 (ja) | 2008-08-20 |
| CA2362902A1 (en) | 2000-08-24 |
| NZ513218A (en) | 2002-11-26 |
| BR0010115A (pt) | 2001-12-26 |
| HK1041314A1 (zh) | 2002-07-05 |
| DE60023852D1 (de) | 2005-12-15 |
| CN1156719C (zh) | 2004-07-07 |
| EP1161701A1 (en) | 2001-12-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC1 | Assignment before grant (sect. 113) |
Owner name: SONY COMPUTER ENTERTAINMENT INC. Free format text: THE FORMER OWNER WAS: SONY COMPUTER ENTERTAINMENT INC., SONY COMPUTER ENTERTAINMENT AMERICA |
|
| MK5 | Application lapsed section 142(2)(e) - patent request and compl. specification not accepted |