JPS62124619U - - Google Patents
Info
- Publication number
- JPS62124619U JPS62124619U JP1208986U JP1208986U JPS62124619U JP S62124619 U JPS62124619 U JP S62124619U JP 1208986 U JP1208986 U JP 1208986U JP 1208986 U JP1208986 U JP 1208986U JP S62124619 U JPS62124619 U JP S62124619U
- Authority
- JP
- Japan
- Prior art keywords
- focus coil
- drive device
- objective lens
- optical
- magnetic field
- 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 claims description 9
- 238000001514 detection method Methods 0.000 claims 2
- 230000005389 magnetism Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1208986U JPS62124619U (en, 2012) | 1986-01-29 | 1986-01-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1208986U JPS62124619U (en, 2012) | 1986-01-29 | 1986-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62124619U true JPS62124619U (en, 2012) | 1987-08-07 |
Family
ID=30799897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1208986U Pending JPS62124619U (en, 2012) | 1986-01-29 | 1986-01-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62124619U (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02122430A (ja) * | 1988-10-31 | 1990-05-10 | Fuji Xerox Co Ltd | 光学的記録再生装置 |
-
1986
- 1986-01-29 JP JP1208986U patent/JPS62124619U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02122430A (ja) * | 1988-10-31 | 1990-05-10 | Fuji Xerox Co Ltd | 光学的記録再生装置 |