JPH02105225U - - Google Patents
Info
- Publication number
- JPH02105225U JPH02105225U JP1386989U JP1386989U JPH02105225U JP H02105225 U JPH02105225 U JP H02105225U JP 1386989 U JP1386989 U JP 1386989U JP 1386989 U JP1386989 U JP 1386989U JP H02105225 U JPH02105225 U JP H02105225U
- Authority
- JP
- Japan
- Prior art keywords
- light
- emitted
- objective lens
- photodetector
- laser
- 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 4
- 239000004065 semiconductor Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1386989U JPH02105225U (ko) | 1989-02-08 | 1989-02-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1386989U JPH02105225U (ko) | 1989-02-08 | 1989-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02105225U true JPH02105225U (ko) | 1990-08-21 |
Family
ID=31224555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1386989U Pending JPH02105225U (ko) | 1989-02-08 | 1989-02-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02105225U (ko) |
-
1989
- 1989-02-08 JP JP1386989U patent/JPH02105225U/ja active Pending