JPS6290420U - - Google Patents
Info
- Publication number
- JPS6290420U JPS6290420U JP17990685U JP17990685U JPS6290420U JP S6290420 U JPS6290420 U JP S6290420U JP 17990685 U JP17990685 U JP 17990685U JP 17990685 U JP17990685 U JP 17990685U JP S6290420 U JPS6290420 U JP S6290420U
- Authority
- JP
- Japan
- Prior art keywords
- actuator
- objective lens
- pair
- coil
- tracking coil
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985179906U JPH0514337Y2 (enExample) | 1985-11-25 | 1985-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985179906U JPH0514337Y2 (enExample) | 1985-11-25 | 1985-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6290420U true JPS6290420U (enExample) | 1987-06-10 |
| JPH0514337Y2 JPH0514337Y2 (enExample) | 1993-04-16 |
Family
ID=31123381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985179906U Expired - Lifetime JPH0514337Y2 (enExample) | 1985-11-25 | 1985-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0514337Y2 (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58183640U (ja) * | 1982-05-31 | 1983-12-07 | フオスタ−電機株式会社 | 光ピツクアツプ装置 |
| JPS59186146A (ja) * | 1983-04-06 | 1984-10-22 | Hitachi Ltd | 対物レンズ駆動装置 |
-
1985
- 1985-11-25 JP JP1985179906U patent/JPH0514337Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58183640U (ja) * | 1982-05-31 | 1983-12-07 | フオスタ−電機株式会社 | 光ピツクアツプ装置 |
| JPS59186146A (ja) * | 1983-04-06 | 1984-10-22 | Hitachi Ltd | 対物レンズ駆動装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0514337Y2 (enExample) | 1993-04-16 |
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