JPH02140625U - - Google Patents
Info
- Publication number
- JPH02140625U JPH02140625U JP4835589U JP4835589U JPH02140625U JP H02140625 U JPH02140625 U JP H02140625U JP 4835589 U JP4835589 U JP 4835589U JP 4835589 U JP4835589 U JP 4835589U JP H02140625 U JPH02140625 U JP H02140625U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical
- light receiving
- optical path
- disposed
- 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 17
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4835589U JPH02140625U (ko) | 1989-04-25 | 1989-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4835589U JPH02140625U (ko) | 1989-04-25 | 1989-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02140625U true JPH02140625U (ko) | 1990-11-26 |
Family
ID=31565087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4835589U Pending JPH02140625U (ko) | 1989-04-25 | 1989-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02140625U (ko) |
-
1989
- 1989-04-25 JP JP4835589U patent/JPH02140625U/ja active Pending
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