JPS533734A - Optical reader - Google Patents
Optical readerInfo
- Publication number
- JPS533734A JPS533734A JP7707276A JP7707276A JPS533734A JP S533734 A JPS533734 A JP S533734A JP 7707276 A JP7707276 A JP 7707276A JP 7707276 A JP7707276 A JP 7707276A JP S533734 A JPS533734 A JP S533734A
- Authority
- JP
- Japan
- Prior art keywords
- optical reader
- compensate
- stably
- varies
- gradually
- 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
- Character Input (AREA)
Abstract
PURPOSE: To compensate stably the gain variation generated in the optical reader which varies very gradually, by switching properly the combined resistance value of correcting resistance network.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7707276A JPS533734A (en) | 1976-07-01 | 1976-07-01 | Optical reader |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7707276A JPS533734A (en) | 1976-07-01 | 1976-07-01 | Optical reader |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS533734A true JPS533734A (en) | 1978-01-13 |
Family
ID=13623580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7707276A Pending JPS533734A (en) | 1976-07-01 | 1976-07-01 | Optical reader |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS533734A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57131754U (en) * | 1981-02-09 | 1982-08-17 | ||
JPS5998281A (en) * | 1982-11-27 | 1984-06-06 | Fuji Photo Film Co Ltd | Optical mark detector |
JPS59225486A (en) * | 1983-06-06 | 1984-12-18 | Usac Electronics Ind Co Ltd | Mark reading system |
JPS60132277A (en) * | 1983-12-20 | 1985-07-15 | Amano Corp | Optical sensor provided with automatic adjusting means of sensitivity |
JPS62149280A (en) * | 1985-12-23 | 1987-07-03 | Sharp Corp | Information processor |
-
1976
- 1976-07-01 JP JP7707276A patent/JPS533734A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57131754U (en) * | 1981-02-09 | 1982-08-17 | ||
JPS5998281A (en) * | 1982-11-27 | 1984-06-06 | Fuji Photo Film Co Ltd | Optical mark detector |
JPS59225486A (en) * | 1983-06-06 | 1984-12-18 | Usac Electronics Ind Co Ltd | Mark reading system |
JPH0157835B2 (en) * | 1983-06-06 | 1989-12-07 | Pfu Ltd | |
JPS60132277A (en) * | 1983-12-20 | 1985-07-15 | Amano Corp | Optical sensor provided with automatic adjusting means of sensitivity |
JPS62149280A (en) * | 1985-12-23 | 1987-07-03 | Sharp Corp | Information processor |
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