JPS6448232A - Optical pickup device - Google Patents
Optical pickup deviceInfo
- Publication number
- JPS6448232A JPS6448232A JP20373787A JP20373787A JPS6448232A JP S6448232 A JPS6448232 A JP S6448232A JP 20373787 A JP20373787 A JP 20373787A JP 20373787 A JP20373787 A JP 20373787A JP S6448232 A JPS6448232 A JP S6448232A
- Authority
- JP
- Japan
- Prior art keywords
- detecting
- optical beam
- photodetected
- signal
- light
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title abstract 6
- 201000009310 astigmatism Diseases 0.000 abstract 2
- 230000003247 decreasing effect Effects 0.000 abstract 2
Landscapes
- Automatic Focus Adjustment (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20373787A JPS6448232A (en) | 1987-08-17 | 1987-08-17 | Optical pickup device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20373787A JPS6448232A (en) | 1987-08-17 | 1987-08-17 | Optical pickup device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6448232A true JPS6448232A (en) | 1989-02-22 |
Family
ID=16479019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20373787A Pending JPS6448232A (en) | 1987-08-17 | 1987-08-17 | Optical pickup device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6448232A (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5554153A (en) * | 1994-08-29 | 1996-09-10 | Cell Robotics, Inc. | Laser skin perforator |
-
1987
- 1987-08-17 JP JP20373787A patent/JPS6448232A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5554153A (en) * | 1994-08-29 | 1996-09-10 | Cell Robotics, Inc. | Laser skin perforator |
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