JPH02117720U - - Google Patents
Info
- Publication number
- JPH02117720U JPH02117720U JP2603289U JP2603289U JPH02117720U JP H02117720 U JPH02117720 U JP H02117720U JP 2603289 U JP2603289 U JP 2603289U JP 2603289 U JP2603289 U JP 2603289U JP H02117720 U JPH02117720 U JP H02117720U
- Authority
- JP
- Japan
- Prior art keywords
- knife edge
- receiving surfaces
- light
- semiconductor laser
- optical
- 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 10
- 238000001514 detection method Methods 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 12
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2603289U JPH02117720U (cs) | 1989-03-07 | 1989-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2603289U JPH02117720U (cs) | 1989-03-07 | 1989-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02117720U true JPH02117720U (cs) | 1990-09-20 |
Family
ID=31247287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2603289U Pending JPH02117720U (cs) | 1989-03-07 | 1989-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02117720U (cs) |
-
1989
- 1989-03-07 JP JP2603289U patent/JPH02117720U/ja active Pending
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