JPS60174362U - Original reading device - Google Patents
Original reading deviceInfo
- Publication number
- JPS60174362U JPS60174362U JP6243784U JP6243784U JPS60174362U JP S60174362 U JPS60174362 U JP S60174362U JP 6243784 U JP6243784 U JP 6243784U JP 6243784 U JP6243784 U JP 6243784U JP S60174362 U JPS60174362 U JP S60174362U
- Authority
- JP
- Japan
- Prior art keywords
- document
- reading device
- image
- image sensor
- light source
- 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
- Facsimile Scanning Arrangements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案の原稿読取装置に組込まれる原稿照明用
光源の一例、第2図は第1図の原稿照明用光源の明るさ
分布の一例、第3図は本考案の一実施例の原稿読取装置
、第4図は本考案の原稿読取装置の画信号出力の例、第
5図は投影レンズの影響による画信号出力の例である。FIG. 1 is an example of a light source for document illumination incorporated in the document reading device of the present invention, FIG. 2 is an example of the brightness distribution of the light source for document illumination shown in FIG. 1, and FIG. Original Reading Apparatus, FIG. 4 shows an example of the image signal output of the original reading apparatus of the present invention, and FIG. 5 shows an example of the image signal output due to the influence of the projection lens.
Claims (1)
号に変換する撮像素子と、原稿の画像を撮像素子上に投
影するための光学ユニットから構成される原稿読取装置
において、前記原稿照明用光源が原稿の中央部で粗に両
端部に向うに従って密に配列された複数個の光源を具備
してなり撮像素子上に投影された原稿画像の明るさを一
様にしたことを特徴とする原稿読取装置。In a document reading device that includes a document support section, a light source for illuminating the document, an image sensor that converts an image of the document into an electrical signal, and an optical unit that projects the image of the document onto the image sensor, The document imager is characterized in that the light source includes a plurality of light sources arranged roughly in the center of the document and densely arranged toward both ends, thereby making the brightness of the document image projected on the image sensor uniform. Document reading device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6243784U JPS60174362U (en) | 1984-04-27 | 1984-04-27 | Original reading device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6243784U JPS60174362U (en) | 1984-04-27 | 1984-04-27 | Original reading device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60174362U true JPS60174362U (en) | 1985-11-19 |
Family
ID=30591648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6243784U Pending JPS60174362U (en) | 1984-04-27 | 1984-04-27 | Original reading device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60174362U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52123641A (en) * | 1976-04-09 | 1977-10-18 | Ricoh Co Ltd | Slit illuminator |
-
1984
- 1984-04-27 JP JP6243784U patent/JPS60174362U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52123641A (en) * | 1976-04-09 | 1977-10-18 | Ricoh Co Ltd | Slit illuminator |
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