ID16779A - Alat optis dan alat penangkap optis - Google Patents
Alat optis dan alat penangkap optisInfo
- Publication number
- ID16779A ID16779A IDP970916A ID970916A ID16779A ID 16779 A ID16779 A ID 16779A ID P970916 A IDP970916 A ID P970916A ID 970916 A ID970916 A ID 970916A ID 16779 A ID16779 A ID 16779A
- Authority
- ID
- Indonesia
- Prior art keywords
- optical
- catching tool
- equipment
- optical equipment
- catching
- 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
- G11B7/1378—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
- G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
-
- 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
- G11B7/1398—Means for shaping the cross-section of the beam, e.g. into circular or elliptical cross-section
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8093111A JPH09259458A (ja) | 1996-03-22 | 1996-03-22 | 光学装置及びこの光学装置を用いた光ピックアップ装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ID16779A true ID16779A (id) | 1997-11-13 |
Family
ID=14073424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IDP970916A ID16779A (id) | 1996-03-22 | 1997-03-20 | Alat optis dan alat penangkap optis |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5835475A (id) |
| JP (1) | JPH09259458A (id) |
| ID (1) | ID16779A (id) |
| MY (1) | MY115667A (id) |
| SG (1) | SG47215A1 (id) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000242943A (ja) * | 1999-02-19 | 2000-09-08 | Alps Electric Co Ltd | ディスク装置 |
| JP2000353330A (ja) | 1999-06-11 | 2000-12-19 | Sony Corp | 対物レンズ駆動装置 |
| CN1267913C (zh) * | 2001-11-12 | 2006-08-02 | 松下电器产业株式会社 | 光头及盘式记录重放装置 |
| WO2005066947A1 (ja) * | 2004-01-09 | 2005-07-21 | Mitsubishi Denki Kabushiki Kaisha | 光ヘッド装置 |
| JP2008261790A (ja) * | 2007-04-13 | 2008-10-30 | Hitachi High-Technologies Corp | 欠陥検査装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5050153A (en) * | 1989-06-06 | 1991-09-17 | Wai-Hon Lee | Semiconductor laser optical head assembly |
| US4973832A (en) * | 1989-11-03 | 1990-11-27 | Eastman Kodak Company | Optical head chromatically optimized for self-focusing |
| JPH0536767A (ja) * | 1991-08-01 | 1993-02-12 | Tokyo Electron Yamanashi Kk | プローブ装置 |
-
1996
- 1996-03-22 JP JP8093111A patent/JPH09259458A/ja active Pending
-
1997
- 1997-03-08 MY MYPI97000978A patent/MY115667A/en unknown
- 1997-03-13 US US08/815,929 patent/US5835475A/en not_active Expired - Fee Related
- 1997-03-20 ID IDP970916A patent/ID16779A/id unknown
- 1997-03-20 SG SG1997000865A patent/SG47215A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SG47215A1 (en) | 1998-03-20 |
| MY115667A (en) | 2003-08-30 |
| US5835475A (en) | 1998-11-10 |
| JPH09259458A (ja) | 1997-10-03 |
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