JPS5597668A - Optical information reader - Google Patents
Optical information readerInfo
- Publication number
- JPS5597668A JPS5597668A JP432579A JP432579A JPS5597668A JP S5597668 A JPS5597668 A JP S5597668A JP 432579 A JP432579 A JP 432579A JP 432579 A JP432579 A JP 432579A JP S5597668 A JPS5597668 A JP S5597668A
- Authority
- JP
- Japan
- Prior art keywords
- light source
- reflection factor
- paper
- black
- writing tools
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP432579A JPS5597668A (en) | 1979-01-18 | 1979-01-18 | Optical information reader |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP432579A JPS5597668A (en) | 1979-01-18 | 1979-01-18 | Optical information reader |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5597668A true JPS5597668A (en) | 1980-07-25 |
Family
ID=11581290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP432579A Pending JPS5597668A (en) | 1979-01-18 | 1979-01-18 | Optical information reader |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5597668A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5924383A (ja) * | 1982-07-29 | 1984-02-08 | Nippon Denso Co Ltd | バ−コ−ド読取装置 |
US4818847A (en) * | 1982-07-29 | 1989-04-04 | Nippondenso Co., Ltd. | Apparatus for optically reading printed information |
JP2013202508A (ja) * | 2012-03-28 | 2013-10-07 | Seiko Epson Corp | 液滴吐出装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS538012A (en) * | 1976-07-10 | 1978-01-25 | Toshiba Corp | Facsimile trnsmission unit |
-
1979
- 1979-01-18 JP JP432579A patent/JPS5597668A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS538012A (en) * | 1976-07-10 | 1978-01-25 | Toshiba Corp | Facsimile trnsmission unit |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5924383A (ja) * | 1982-07-29 | 1984-02-08 | Nippon Denso Co Ltd | バ−コ−ド読取装置 |
JPS6217270B2 (ja) * | 1982-07-29 | 1987-04-16 | Nippon Denso Co | |
US4818847A (en) * | 1982-07-29 | 1989-04-04 | Nippondenso Co., Ltd. | Apparatus for optically reading printed information |
JP2013202508A (ja) * | 2012-03-28 | 2013-10-07 | Seiko Epson Corp | 液滴吐出装置 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5512429A (en) | Radioactive image reader | |
JPS6059480A (ja) | コード化符号を検出する光学装置 | |
EP0481388A3 (en) | Data storage medium in form of card with several layers and method for the production | |
ES473697A1 (es) | Un elemento de registro de informacion | |
SU1047398A3 (ru) | Оптическа головка дл считывани люминесцирующих кодовых штрихов | |
JPS5548674A (en) | Reading device for radiation picture information | |
BR8902391A (pt) | Processo de varredura otica de um plano de informacao meio de gravacao otico e aparelho de varredura | |
EP0326354A3 (en) | Apparatus for reading information out of an optical recording medium | |
JPS5597668A (en) | Optical information reader | |
EP0829866A3 (en) | Optical information recording medium | |
JPS539600A (en) | Optical card reader | |
JPS57212640A (en) | Optical information recording medium | |
JPS5646221A (en) | Optically recording medium | |
JPS5679368A (en) | Pen type bar-code reader | |
JPS5537658A (en) | Bar code system data tablet and its reader | |
JPS5320904A (en) | Optical information reader | |
JPS57152549A (en) | Optical recorder | |
KR910008376A (ko) | 렌즈의 표면질 측정방법 | |
JPS5412229A (en) | Detection system for optical color mark | |
JPS58182784A (ja) | 光学式情報読取装置 | |
EP1041457A2 (en) | Special image reproducing and observing device | |
JPS56120259A (en) | Reader for equimultiple type video information | |
JPS562069A (en) | Optical reader | |
JPS54136189A (en) | Light emitting diode and reading device | |
JPS5559584A (en) | Device to read information expressed by unevenness |