JPS56858B2 - - Google Patents
Info
- Publication number
- JPS56858B2 JPS56858B2 JP15114875A JP15114875A JPS56858B2 JP S56858 B2 JPS56858 B2 JP S56858B2 JP 15114875 A JP15114875 A JP 15114875A JP 15114875 A JP15114875 A JP 15114875A JP S56858 B2 JPS56858 B2 JP S56858B2
- 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.)
- Expired
Links
Landscapes
- Optical Recording Or Reproduction (AREA)
- Automatic Focus Adjustment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50151148A JPS5274219A (en) | 1975-12-17 | 1975-12-17 | Device for preventing displacement of focal point of optical information reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50151148A JPS5274219A (en) | 1975-12-17 | 1975-12-17 | Device for preventing displacement of focal point of optical information reader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5274219A JPS5274219A (en) | 1977-06-22 |
| JPS56858B2 true JPS56858B2 (enExample) | 1981-01-09 |
Family
ID=15512410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50151148A Granted JPS5274219A (en) | 1975-12-17 | 1975-12-17 | Device for preventing displacement of focal point of optical information reader |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5274219A (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7410642A (nl) * | 1974-08-08 | 1976-02-10 | Philips Nv | Opto-elektronisch fokusseringsdetektiestelsel. |
-
1975
- 1975-12-17 JP JP50151148A patent/JPS5274219A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5274219A (en) | 1977-06-22 |