JPS5128720A - - Google Patents
Info
- Publication number
- JPS5128720A JPS5128720A JP49101751A JP10175174A JPS5128720A JP S5128720 A JPS5128720 A JP S5128720A JP 49101751 A JP49101751 A JP 49101751A JP 10175174 A JP10175174 A JP 10175174A JP S5128720 A JPS5128720 A JP S5128720A
- Authority
- JP
- Japan
- 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
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49101751A JPS5128720A (fr) | 1974-09-04 | 1974-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49101751A JPS5128720A (fr) | 1974-09-04 | 1974-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5128720A true JPS5128720A (fr) | 1976-03-11 |
Family
ID=14308932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49101751A Pending JPS5128720A (fr) | 1974-09-04 | 1974-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5128720A (fr) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55142424A (en) * | 1979-04-18 | 1980-11-07 | Ibm | Sensor for optical data memory |
| JPS56111136A (en) * | 1980-02-01 | 1981-09-02 | Pioneer Video Corp | Protective device for reader of optical disc player |
| JPS5755542A (en) * | 1980-09-19 | 1982-04-02 | Matsushita Electric Ind Co Ltd | Track retrieving device of optical information recorder and reproducer |
| JPS57191835A (en) * | 1981-05-19 | 1982-11-25 | Pioneer Electronic Corp | Optical information reader |
| JPS5914138A (ja) * | 1982-07-14 | 1984-01-25 | Minolta Camera Co Ltd | 光デイスクのトラツキング制御光学系 |
| JP2010123176A (ja) * | 2008-11-19 | 2010-06-03 | Konica Minolta Opto Inc | 光学素子及び光学装置の製造方法 |
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1974
- 1974-09-04 JP JP49101751A patent/JPS5128720A/ja active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55142424A (en) * | 1979-04-18 | 1980-11-07 | Ibm | Sensor for optical data memory |
| JPS6214890B2 (fr) * | 1979-04-18 | 1987-04-04 | Discovision Ass | |
| JPS56111136A (en) * | 1980-02-01 | 1981-09-02 | Pioneer Video Corp | Protective device for reader of optical disc player |
| JPS5755542A (en) * | 1980-09-19 | 1982-04-02 | Matsushita Electric Ind Co Ltd | Track retrieving device of optical information recorder and reproducer |
| JPS6360449B2 (fr) * | 1980-09-19 | 1988-11-24 | ||
| JPS57191835A (en) * | 1981-05-19 | 1982-11-25 | Pioneer Electronic Corp | Optical information reader |
| JPS5914138A (ja) * | 1982-07-14 | 1984-01-25 | Minolta Camera Co Ltd | 光デイスクのトラツキング制御光学系 |
| JP2010123176A (ja) * | 2008-11-19 | 2010-06-03 | Konica Minolta Opto Inc | 光学素子及び光学装置の製造方法 |