JPH0394622U - - Google Patents
Info
- Publication number
- JPH0394622U JPH0394622U JP42690U JP42690U JPH0394622U JP H0394622 U JPH0394622 U JP H0394622U JP 42690 U JP42690 U JP 42690U JP 42690 U JP42690 U JP 42690U JP H0394622 U JPH0394622 U JP H0394622U
- Authority
- JP
- Japan
- Prior art keywords
- position detection
- displacing
- laser beam
- accordance
- signal obtained
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP42690U JPH0394622U (de) | 1990-01-08 | 1990-01-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP42690U JPH0394622U (de) | 1990-01-08 | 1990-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0394622U true JPH0394622U (de) | 1991-09-26 |
Family
ID=31504373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP42690U Pending JPH0394622U (de) | 1990-01-08 | 1990-01-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0394622U (de) |
-
1990
- 1990-01-08 JP JP42690U patent/JPH0394622U/ja active Pending