JPS5310407A - Optical information reader - Google Patents
Optical information readerInfo
- Publication number
- JPS5310407A JPS5310407A JP8471976A JP8471976A JPS5310407A JP S5310407 A JPS5310407 A JP S5310407A JP 8471976 A JP8471976 A JP 8471976A JP 8471976 A JP8471976 A JP 8471976A JP S5310407 A JPS5310407 A JP S5310407A
- Authority
- JP
- Japan
- Prior art keywords
- optical information
- information reader
- reader
- optical
- 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.)
- Pending
Links
Landscapes
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8471976A JPS5310407A (en) | 1976-07-16 | 1976-07-16 | Optical information reader |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8471976A JPS5310407A (en) | 1976-07-16 | 1976-07-16 | Optical information reader |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5310407A true JPS5310407A (en) | 1978-01-30 |
Family
ID=13838478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8471976A Pending JPS5310407A (en) | 1976-07-16 | 1976-07-16 | Optical information reader |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5310407A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58175149A (en) * | 1982-04-07 | 1983-10-14 | Hitachi Ltd | Optical pickup device |
US4546460A (en) * | 1981-10-22 | 1985-10-08 | Tokyo Shibaura Denki Kabushiki Kaisha | Videodisc autofocus device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4993003A (en) * | 1972-12-25 | 1974-09-04 | ||
JPS50119661A (en) * | 1974-02-15 | 1975-09-19 |
-
1976
- 1976-07-16 JP JP8471976A patent/JPS5310407A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4993003A (en) * | 1972-12-25 | 1974-09-04 | ||
JPS50119661A (en) * | 1974-02-15 | 1975-09-19 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4546460A (en) * | 1981-10-22 | 1985-10-08 | Tokyo Shibaura Denki Kabushiki Kaisha | Videodisc autofocus device |
JPS58175149A (en) * | 1982-04-07 | 1983-10-14 | Hitachi Ltd | Optical pickup device |
JPH0580055B2 (en) * | 1982-04-07 | 1993-11-05 | Hitachi Ltd |
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