JPS6245302Y2 - - Google Patents
Info
- Publication number
- JPS6245302Y2 JPS6245302Y2 JP9480282U JP9480282U JPS6245302Y2 JP S6245302 Y2 JPS6245302 Y2 JP S6245302Y2 JP 9480282 U JP9480282 U JP 9480282U JP 9480282 U JP9480282 U JP 9480282U JP S6245302 Y2 JPS6245302 Y2 JP S6245302Y2
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- lens
- magnetic
- lens cap
- cap
- 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
Links
- 239000000696 magnetic material Substances 0.000 claims description 6
- 230000004907 flux Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9480282U JPS591131U (ja) | 1982-06-24 | 1982-06-24 | 光学式記録媒体のフオ−カス制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9480282U JPS591131U (ja) | 1982-06-24 | 1982-06-24 | 光学式記録媒体のフオ−カス制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS591131U JPS591131U (ja) | 1984-01-06 |
| JPS6245302Y2 true JPS6245302Y2 (xx) | 1987-12-03 |
Family
ID=30226724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9480282U Granted JPS591131U (ja) | 1982-06-24 | 1982-06-24 | 光学式記録媒体のフオ−カス制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS591131U (xx) |
-
1982
- 1982-06-24 JP JP9480282U patent/JPS591131U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS591131U (ja) | 1984-01-06 |
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