JPH0197419U - - Google Patents
Info
- Publication number
- JPH0197419U JPH0197419U JP19151087U JP19151087U JPH0197419U JP H0197419 U JPH0197419 U JP H0197419U JP 19151087 U JP19151087 U JP 19151087U JP 19151087 U JP19151087 U JP 19151087U JP H0197419 U JPH0197419 U JP H0197419U
- Authority
- JP
- Japan
- Prior art keywords
- optical axis
- objective lens
- focusing coils
- inclination
- lens
- 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 14
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19151087U JPH0197419U (cs) | 1987-12-16 | 1987-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19151087U JPH0197419U (cs) | 1987-12-16 | 1987-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0197419U true JPH0197419U (cs) | 1989-06-28 |
Family
ID=31482417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19151087U Pending JPH0197419U (cs) | 1987-12-16 | 1987-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0197419U (cs) |
-
1987
- 1987-12-16 JP JP19151087U patent/JPH0197419U/ja active Pending
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