JPS561663A - Original illuminator - Google Patents

Original illuminator

Info

Publication number
JPS561663A
JPS561663A JP7629179A JP7629179A JPS561663A JP S561663 A JPS561663 A JP S561663A JP 7629179 A JP7629179 A JP 7629179A JP 7629179 A JP7629179 A JP 7629179A JP S561663 A JPS561663 A JP S561663A
Authority
JP
Japan
Prior art keywords
original
light sources
reading
slant
horizontal
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
JP7629179A
Other languages
English (en)
Inventor
Koichi Ejiri
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP7629179A priority Critical patent/JPS561663A/ja
Publication of JPS561663A publication Critical patent/JPS561663A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Facsimile Scanning Arrangements (AREA)
JP7629179A 1979-06-19 1979-06-19 Original illuminator Pending JPS561663A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7629179A JPS561663A (en) 1979-06-19 1979-06-19 Original illuminator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7629179A JPS561663A (en) 1979-06-19 1979-06-19 Original illuminator

Publications (1)

Publication Number Publication Date
JPS561663A true JPS561663A (en) 1981-01-09

Family

ID=13601225

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7629179A Pending JPS561663A (en) 1979-06-19 1979-06-19 Original illuminator

Country Status (1)

Country Link
JP (1) JPS561663A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5608547A (en) * 1993-04-22 1997-03-04 Minolta Camera Kabushiki Kaisha Image forming apparatus having illumination direction altered for every plurality of readout operations with respect to one original

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5608547A (en) * 1993-04-22 1997-03-04 Minolta Camera Kabushiki Kaisha Image forming apparatus having illumination direction altered for every plurality of readout operations with respect to one original

Similar Documents

Publication Publication Date Title
JPS54132131A (en) Optical information reading device
DK0549679T3 (da) Visningssystem
ATE145308T1 (de) Steuersignalgenerator für ein fernsehsystem
DE68917825D1 (de) Farbbilder erzeugendes Fernsehsystem für niedrigen Lichtstärkepegel.
EP1065521A3 (de) Optoelektronisches Überwachungssystem
ATE89670T1 (de) Bildprojektionssystem.
JPS6454875A (en) Shading correction system
JPS561663A (en) Original illuminator
DK0437968T3 (da) Videodensitometer
JPS6490774A (en) Optical array recorder
KR840001983A (ko) 촬상장치의 온도 보정방식
JPS5343529A (en) Enhancement of quality for record image
ES8609775A1 (es) Cabeza electronica para la captacion de signos graficos
JPS57174281A (en) Optical writing-in control
JPS5720727A (en) Illumination apparatus for scanning
JPS5377120A (en) Read-in system
JPS57143739A (en) Recording and reproducing system
JPS57154974A (en) Recorder
MY107278A (en) Focus control circuit.
JPS5737971A (en) Manually operated subscanning type reader
AU6474594A (en) Device for analysing information carriers provided with means of compensation of its output signals
JPS5335416A (en) Picture reader
JPS55129869A (en) Optical scanning unit
JPS55145472A (en) Copying machine
JPS6461727A (en) Display device