JPS5289330A - Density adjusting device for copying machine - Google Patents

Density adjusting device for copying machine

Info

Publication number
JPS5289330A
JPS5289330A JP573876A JP573876A JPS5289330A JP S5289330 A JPS5289330 A JP S5289330A JP 573876 A JP573876 A JP 573876A JP 573876 A JP573876 A JP 573876A JP S5289330 A JPS5289330 A JP S5289330A
Authority
JP
Japan
Prior art keywords
adjusting device
copying machine
density adjusting
density
operability
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
JP573876A
Other languages
Japanese (ja)
Inventor
Kazuo Murai
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 JP573876A priority Critical patent/JPS5289330A/en
Publication of JPS5289330A publication Critical patent/JPS5289330A/en
Pending legal-status Critical Current

Links

Landscapes

  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Control Or Security For Electrophotography (AREA)

Abstract

PURPOSE:To improve the operability and to make the density adjustment proper by adjusting the density of a copy image in a manner to detect the densities the white and black portions of an original.
JP573876A 1976-01-21 1976-01-21 Density adjusting device for copying machine Pending JPS5289330A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP573876A JPS5289330A (en) 1976-01-21 1976-01-21 Density adjusting device for copying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP573876A JPS5289330A (en) 1976-01-21 1976-01-21 Density adjusting device for copying machine

Publications (1)

Publication Number Publication Date
JPS5289330A true JPS5289330A (en) 1977-07-26

Family

ID=11619433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP573876A Pending JPS5289330A (en) 1976-01-21 1976-01-21 Density adjusting device for copying machine

Country Status (1)

Country Link
JP (1) JPS5289330A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62209556A (en) * 1986-03-11 1987-09-14 Mita Ind Co Ltd Automatic exposing device for copying machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62209556A (en) * 1986-03-11 1987-09-14 Mita Ind Co Ltd Automatic exposing device for copying machine

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