JPH0172768U - - Google Patents

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Publication number
JPH0172768U
JPH0172768U JP1987167845U JP16784587U JPH0172768U JP H0172768 U JPH0172768 U JP H0172768U JP 1987167845 U JP1987167845 U JP 1987167845U JP 16784587 U JP16784587 U JP 16784587U JP H0172768 U JPH0172768 U JP H0172768U
Authority
JP
Japan
Prior art keywords
light source
document illumination
shaped light
peripheral wall
tube
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.)
Granted
Application number
JP1987167845U
Other languages
English (en)
Other versions
JPH067616Y2 (ja
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 filed Critical
Priority to JP16784587U priority Critical patent/JPH067616Y2/ja
Publication of JPH0172768U publication Critical patent/JPH0172768U/ja
Application granted granted Critical
Publication of JPH067616Y2 publication Critical patent/JPH067616Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は、本考案の一実施例のU字形光源の平
面図、第2図は、同屈曲部の断面図、第3図は、
U字形蛍光灯を使用した読取装置の構成図、第4
図は、正反射光を示す図、第5図は、光源の屈曲
部から発した光の正反射光が光電変換装置に入射
する場合を示す図である。 3……U字形蛍光灯、3a……屈曲部、11…
…遮光用マスキング。

Claims (1)

    【実用新案登録請求の範囲】
  1. 原稿照明用光源としてU字形光源を用いた画像
    読取装置において、前記U字形光源の屈曲部で、
    平行部の間隙部を延長した部分の管周壁に遮光用
    マスキングを施したことを特徴とする原稿照明装
    置。
JP16784587U 1987-11-04 1987-11-04 原稿照明装置 Expired - Lifetime JPH067616Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16784587U JPH067616Y2 (ja) 1987-11-04 1987-11-04 原稿照明装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16784587U JPH067616Y2 (ja) 1987-11-04 1987-11-04 原稿照明装置

Publications (2)

Publication Number Publication Date
JPH0172768U true JPH0172768U (ja) 1989-05-16
JPH067616Y2 JPH067616Y2 (ja) 1994-02-23

Family

ID=31456505

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16784587U Expired - Lifetime JPH067616Y2 (ja) 1987-11-04 1987-11-04 原稿照明装置

Country Status (1)

Country Link
JP (1) JPH067616Y2 (ja)

Also Published As

Publication number Publication date
JPH067616Y2 (ja) 1994-02-23

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