JPS599673U - Shading correction device for tubular light source - Google Patents

Shading correction device for tubular light source

Info

Publication number
JPS599673U
JPS599673U JP10370682U JP10370682U JPS599673U JP S599673 U JPS599673 U JP S599673U JP 10370682 U JP10370682 U JP 10370682U JP 10370682 U JP10370682 U JP 10370682U JP S599673 U JPS599673 U JP S599673U
Authority
JP
Japan
Prior art keywords
light source
tubular light
correction device
shading correction
low
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
JP10370682U
Other languages
Japanese (ja)
Inventor
正明 志土地
大山　芳正
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP10370682U priority Critical patent/JPS599673U/en
Publication of JPS599673U publication Critical patent/JPS599673U/en
Pending legal-status Critical Current

Links

Landscapes

  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • 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

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

第１図は従来例の構成図、第２図１ま従来例における原
稿面の照度を示す図、第３図はこの考案の一実施例の、
一部を透視して示す概略的斜視図である。 ３′・・・原稿、７・・・管状光源、８・・・反射板、
９゜１０−・・反射面、９ａ、　　１０ａ−・・中央部
、９Ｃ，ＩＯＣ・・・端部。Fig. 1 is a diagram showing the configuration of a conventional example, Fig. 2 is a diagram showing the illuminance of the document surface in the conventional example, and Fig. 3 is an illustration of an embodiment of this invention.
FIG. 2 is a schematic perspective view showing a portion thereof. 3'... Original, 7... Tubular light source, 8... Reflector,
9゜10--Reflecting surface, 9a, 10a--Center, 9C, IOC... End.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 管状光源に対して、被照光原稿と反対側に、反射板を設
けると共に、前記反射板の反射面を、管状光源の長手方
向と平行な方向において、中央部で反射率が小さく、端
部で反射率が大きくなる様に形成したことを特徴とする
管状光源のシェーディング補正装置。A reflective plate is provided on the opposite side of the illuminated original to the tubular light source, and the reflective surface of the reflective plate is such that the reflectance is low at the center and the reflective surface is low at the ends in a direction parallel to the longitudinal direction of the tubular light source. A shading correction device for a tubular light source, characterized in that it is formed to have a high reflectance.
JP10370682U 1982-07-07 1982-07-07 Shading correction device for tubular light source Pending JPS599673U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10370682U JPS599673U (en) 1982-07-07 1982-07-07 Shading correction device for tubular light source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10370682U JPS599673U (en) 1982-07-07 1982-07-07 Shading correction device for tubular light source

Publications (1)

Publication Number Publication Date
JPS599673U true JPS599673U (en) 1984-01-21

Family

ID=30243827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10370682U Pending JPS599673U (en) 1982-07-07 1982-07-07 Shading correction device for tubular light source

Country Status (1)

Country Link
JP (1) JPS599673U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011176861A (en) * 2004-04-08 2011-09-08 Marvell Internatl Technology Ltd Flatbed scanner to image documents and other flat objects

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011176861A (en) * 2004-04-08 2011-09-08 Marvell Internatl Technology Ltd Flatbed scanner to image documents and other flat objects
JP2014045521A (en) * 2004-04-08 2014-03-13 Marvell Internatl Technology Ltd Two-dimensional cmos sensor array to image documents and other flat objects

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