JPS60174362U - Original reading device - Google Patents

Original reading device

Info

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
Application number
JP6243784U
Other languages
Japanese (ja)
Inventor
木下　邦夫
Original Assignee
岩崎通信機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 岩崎通信機株式会社 filed Critical 岩崎通信機株式会社
Priority to JP6243784U priority Critical patent/JPS60174362U/en
Publication of JPS60174362U publication Critical patent/JPS60174362U/en
Pending legal-status Critical Current

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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

【図面の簡単な説明】[Brief explanation of the drawing]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] 原稿支持部と、原稿照明用光源と、原稿の画像を電気信
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.
JP6243784U 1984-04-27 1984-04-27 Original reading device Pending JPS60174362U (en)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52123641A (en) * 1976-04-09 1977-10-18 Ricoh Co Ltd Slit illuminator

Patent Citations (1)

* Cited by examiner, † Cited by third party
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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