JPH0375669U - - Google Patents

Info

Publication number
JPH0375669U
JPH0375669U JP13678589U JP13678589U JPH0375669U JP H0375669 U JPH0375669 U JP H0375669U JP 13678589 U JP13678589 U JP 13678589U JP 13678589 U JP13678589 U JP 13678589U JP H0375669 U JPH0375669 U JP H0375669U
Authority
JP
Japan
Prior art keywords
reference reflector
document reading
reading device
reflectance
document
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
JP13678589U
Other languages
English (en)
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 JP13678589U priority Critical patent/JPH0375669U/ja
Publication of JPH0375669U publication Critical patent/JPH0375669U/ja
Pending 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であるイメージスキ
ヤナの概要構成図、第2図は光電変換素子の出力
電圧特性図、第3図はイメージスキヤナの構成ブ
ロツク図を示す。 1…原稿台(ガラス)、2,2′…原稿照明用
の光源、3…基準反射板、4…全反射ミラー、5
…光学レンズ、6…光電変換素子、7…シエーデ
イング回路を含む画像処理部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 基準反射板を読取りシエーデイングの補正に用
    いる原稿読取装置において、本来の基準白より反
    射率の低い基準反射板を用い、その反射率の低下
    分を補足するために前記基準反射板の設置位置を
    、原稿面よりも光源及び光電変換素子側に近付け
    たことを特徴とする原稿読取装置のシエーデイン
    グ補正装置。
JP13678589U 1989-11-28 1989-11-28 Pending JPH0375669U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13678589U JPH0375669U (ja) 1989-11-28 1989-11-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13678589U JPH0375669U (ja) 1989-11-28 1989-11-28

Publications (1)

Publication Number Publication Date
JPH0375669U true JPH0375669U (ja) 1991-07-30

Family

ID=31683974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13678589U Pending JPH0375669U (ja) 1989-11-28 1989-11-28

Country Status (1)

Country Link
JP (1) JPH0375669U (ja)

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