DE69726361D1 - Optische Vorrichtung zur Doppelstrahllasertexturierung - Google Patents
Optische Vorrichtung zur DoppelstrahllasertexturierungInfo
- Publication number
- DE69726361D1 DE69726361D1 DE69726361T DE69726361T DE69726361D1 DE 69726361 D1 DE69726361 D1 DE 69726361D1 DE 69726361 T DE69726361 T DE 69726361T DE 69726361 T DE69726361 T DE 69726361T DE 69726361 D1 DE69726361 D1 DE 69726361D1
- Authority
- DE
- Germany
- Prior art keywords
- double
- optical device
- beam laser
- laser texturing
- texturing
- 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.)
- Expired - Fee Related
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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/8404—Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/81—Sound record
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Laser Beam Processing (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Surface Treatment Of Glass (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US707383 | 1996-09-04 | ||
US08/707,383 US6059555A (en) | 1996-09-04 | 1996-09-04 | Optical apparatus for dual-beam laser texturing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69726361D1 true DE69726361D1 (de) | 2004-01-08 |
DE69726361T2 DE69726361T2 (de) | 2004-09-09 |
Family
ID=24841482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69726361T Expired - Fee Related DE69726361T2 (de) | 1996-09-04 | 1997-09-01 | Optische Vorrichtung zur Doppelstrahllasertexturierung |
Country Status (8)
Country | Link |
---|---|
US (1) | US6059555A (de) |
EP (1) | EP0828243B1 (de) |
JP (1) | JP3349404B2 (de) |
KR (1) | KR100350288B1 (de) |
CN (1) | CN1115668C (de) |
DE (1) | DE69726361T2 (de) |
MY (1) | MY121245A (de) |
SG (1) | SG53020A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6518540B1 (en) | 1998-06-16 | 2003-02-11 | Data Storage Institute | Method and apparatus for providing ablation-free laser marking on hard disk media |
US6947454B2 (en) * | 2003-06-30 | 2005-09-20 | Electro Scientific Industries, Inc. | Laser pulse picking employing controlled AOM loading |
US20060114948A1 (en) * | 2004-11-29 | 2006-06-01 | Lo Ho W | Workpiece processing system using a common imaged optical assembly to shape the spatial distributions of light energy of multiple laser beams |
US7259914B2 (en) * | 2005-08-30 | 2007-08-21 | Coherent, Inc. | Attenuator for high-power unpolarized laser beams |
JP4514767B2 (ja) * | 2007-03-28 | 2010-07-28 | 日立ビアメカニクス株式会社 | レーザエネルギ測定装置とレーザ加工装置 |
US7706069B2 (en) * | 2007-05-14 | 2010-04-27 | Coherent, Inc. | Attenuator for high-power unpolarized laser beams |
TWI367170B (en) * | 2009-10-27 | 2012-07-01 | Quanta Comp Inc | Plastic shell with ink-free pattern and its manufacturing method thereof |
US11273520B2 (en) * | 2019-01-31 | 2022-03-15 | General Electric Company | System and method for automated laser ablation |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4533813A (en) * | 1983-09-06 | 1985-08-06 | Illinois Tool Works Inc. | Optical selective demetallization apparatus |
JPH02206037A (ja) * | 1989-02-03 | 1990-08-15 | Olympus Optical Co Ltd | 光記録再生装置 |
US4920364A (en) * | 1989-05-10 | 1990-04-24 | Xerox Corporation | Liquid crystal dynamic attenuator for laser printers |
US5108781A (en) * | 1990-03-12 | 1992-04-28 | Magnetic Peripherals Inc. | Process for manufacturing selectively textured magnetic recording media |
US5062021A (en) * | 1990-03-12 | 1991-10-29 | Magnetic Peripherals Inc. | Selectively textured magnetic recording media |
TW300879B (de) * | 1993-11-10 | 1997-03-21 | Ibm | |
US5528922A (en) * | 1994-12-27 | 1996-06-25 | International Business Machines Corporation | Method of making disk bumps with laser pulses for calibrating PZT sliders |
US5539213A (en) * | 1995-01-27 | 1996-07-23 | International Business Machines Corporation | Process and apparatus for laser analysis of surface having a repetitive texture pattern |
US5586040A (en) * | 1995-01-27 | 1996-12-17 | International Business Machines Corporation | Process and apparatus for controlled laser texturing of magnetic recording disk |
US5595768A (en) * | 1995-11-02 | 1997-01-21 | Komag, Incorporated | Laser disk texturing apparatus |
US5658475A (en) * | 1996-03-11 | 1997-08-19 | International Business Machines Corporation | Apparatus for laser texturing disks |
-
1996
- 1996-09-04 US US08/707,383 patent/US6059555A/en not_active Expired - Fee Related
-
1997
- 1997-05-02 KR KR1019970017121A patent/KR100350288B1/ko not_active IP Right Cessation
- 1997-07-25 SG SG1997002634A patent/SG53020A1/en unknown
- 1997-08-01 CN CN97115313A patent/CN1115668C/zh not_active Expired - Fee Related
- 1997-08-01 MY MYPI97003520A patent/MY121245A/en unknown
- 1997-08-08 JP JP21458297A patent/JP3349404B2/ja not_active Expired - Fee Related
- 1997-09-01 EP EP97306706A patent/EP0828243B1/de not_active Expired - Lifetime
- 1997-09-01 DE DE69726361T patent/DE69726361T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SG53020A1 (en) | 1998-09-28 |
KR19980024016A (ko) | 1998-07-06 |
MY121245A (en) | 2006-01-28 |
EP0828243A2 (de) | 1998-03-11 |
JP3349404B2 (ja) | 2002-11-25 |
KR100350288B1 (ko) | 2003-01-06 |
CN1115668C (zh) | 2003-07-23 |
EP0828243B1 (de) | 2003-11-26 |
EP0828243A3 (de) | 1998-03-18 |
JPH10116422A (ja) | 1998-05-06 |
US6059555A (en) | 2000-05-09 |
DE69726361T2 (de) | 2004-09-09 |
CN1181293A (zh) | 1998-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |