JPS61195534U - - Google Patents
Info
- Publication number
- JPS61195534U JPS61195534U JP8029485U JP8029485U JPS61195534U JP S61195534 U JPS61195534 U JP S61195534U JP 8029485 U JP8029485 U JP 8029485U JP 8029485 U JP8029485 U JP 8029485U JP S61195534 U JPS61195534 U JP S61195534U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- optical
- light
- objective lens
- disk
- 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 14
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8029485U JPS61195534U (da) | 1985-05-29 | 1985-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8029485U JPS61195534U (da) | 1985-05-29 | 1985-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61195534U true JPS61195534U (da) | 1986-12-05 |
Family
ID=30626009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8029485U Pending JPS61195534U (da) | 1985-05-29 | 1985-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61195534U (da) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6462838A (en) * | 1987-09-02 | 1989-03-09 | Sharp Kk | Optical pick-up |
| JPH01177504A (ja) * | 1988-01-07 | 1989-07-13 | Nec Corp | 反射型格子レンズおよび光ヘッド装置 |
| JPH02166637A (ja) * | 1988-12-20 | 1990-06-27 | Csk Corp | 光記憶媒体記録再生用光学系 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58196632A (ja) * | 1982-05-10 | 1983-11-16 | Matsushita Electric Ind Co Ltd | 光学式情報再生装置 |
| JPS59119548A (ja) * | 1982-12-25 | 1984-07-10 | Pioneer Electronic Corp | 光学式ピツクアツプ装置 |
-
1985
- 1985-05-29 JP JP8029485U patent/JPS61195534U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58196632A (ja) * | 1982-05-10 | 1983-11-16 | Matsushita Electric Ind Co Ltd | 光学式情報再生装置 |
| JPS59119548A (ja) * | 1982-12-25 | 1984-07-10 | Pioneer Electronic Corp | 光学式ピツクアツプ装置 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6462838A (en) * | 1987-09-02 | 1989-03-09 | Sharp Kk | Optical pick-up |
| JPH01177504A (ja) * | 1988-01-07 | 1989-07-13 | Nec Corp | 反射型格子レンズおよび光ヘッド装置 |
| JPH02166637A (ja) * | 1988-12-20 | 1990-06-27 | Csk Corp | 光記憶媒体記録再生用光学系 |