JPH01140624U - - Google Patents
Info
- Publication number
- JPH01140624U JPH01140624U JP3708688U JP3708688U JPH01140624U JP H01140624 U JPH01140624 U JP H01140624U JP 3708688 U JP3708688 U JP 3708688U JP 3708688 U JP3708688 U JP 3708688U JP H01140624 U JPH01140624 U JP H01140624U
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- optical axis
- photodetector
- metal substrate
- recording medium
- 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.)
- Granted
Links
Landscapes
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3708688U JPH079211Y2 (ja) | 1988-03-23 | 1988-03-23 | 光学式ピックアップ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3708688U JPH079211Y2 (ja) | 1988-03-23 | 1988-03-23 | 光学式ピックアップ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01140624U true JPH01140624U (enExample) | 1989-09-26 |
| JPH079211Y2 JPH079211Y2 (ja) | 1995-03-06 |
Family
ID=31263666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3708688U Expired - Lifetime JPH079211Y2 (ja) | 1988-03-23 | 1988-03-23 | 光学式ピックアップ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH079211Y2 (enExample) |
-
1988
- 1988-03-23 JP JP3708688U patent/JPH079211Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH079211Y2 (ja) | 1995-03-06 |