JPH0178319U - - Google Patents
Info
- Publication number
- JPH0178319U JPH0178319U JP1987175254U JP17525487U JPH0178319U JP H0178319 U JPH0178319 U JP H0178319U JP 1987175254 U JP1987175254 U JP 1987175254U JP 17525487 U JP17525487 U JP 17525487U JP H0178319 U JPH0178319 U JP H0178319U
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- pickup device
- information recording
- optical pickup
- information
- 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
- 230000003287 optical effect Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17525487U JPH073463Y2 (ja) | 1987-11-16 | 1987-11-16 | 光ピックアップ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17525487U JPH073463Y2 (ja) | 1987-11-16 | 1987-11-16 | 光ピックアップ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0178319U true JPH0178319U (ko) | 1989-05-26 |
JPH073463Y2 JPH073463Y2 (ja) | 1995-01-30 |
Family
ID=31467060
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17525487U Expired - Lifetime JPH073463Y2 (ja) | 1987-11-16 | 1987-11-16 | 光ピックアップ装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH073463Y2 (ko) |
-
1987
- 1987-11-16 JP JP17525487U patent/JPH073463Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH073463Y2 (ja) | 1995-01-30 |