JPH0356460B2 - - Google Patents

Info

Publication number
JPH0356460B2
JPH0356460B2 JP57123600A JP12360082A JPH0356460B2 JP H0356460 B2 JPH0356460 B2 JP H0356460B2 JP 57123600 A JP57123600 A JP 57123600A JP 12360082 A JP12360082 A JP 12360082A JP H0356460 B2 JPH0356460 B2 JP H0356460B2
Authority
JP
Japan
Prior art keywords
magnification
lens
optical system
system lens
counting
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.)
Expired - Lifetime
Application number
JP57123600A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5913229A (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 JP57123600A priority Critical patent/JPS5913229A/ja
Publication of JPS5913229A publication Critical patent/JPS5913229A/ja
Publication of JPH0356460B2 publication Critical patent/JPH0356460B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Control Or Security For Electrophotography (AREA)
JP57123600A 1982-07-14 1982-07-14 複写装置 Granted JPS5913229A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57123600A JPS5913229A (ja) 1982-07-14 1982-07-14 複写装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57123600A JPS5913229A (ja) 1982-07-14 1982-07-14 複写装置

Publications (2)

Publication Number Publication Date
JPS5913229A JPS5913229A (ja) 1984-01-24
JPH0356460B2 true JPH0356460B2 (en]) 1991-08-28

Family

ID=14864621

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57123600A Granted JPS5913229A (ja) 1982-07-14 1982-07-14 複写装置

Country Status (1)

Country Link
JP (1) JPS5913229A (en])

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5939734B2 (ja) * 1980-04-14 1984-09-26 株式会社リコー 複写機の変倍駆動装置

Also Published As

Publication number Publication date
JPS5913229A (ja) 1984-01-24

Similar Documents

Publication Publication Date Title
US4908673A (en) Image forming apparatus having a paper refeed tray
US4211482A (en) Electrophotographic copying apparatus equipped with scanning system control device
US4307957A (en) Paper jam detecting device for use in an electrophotographic copying machine
US4552450A (en) Variable magnification apparatus with lens position control
US4461564A (en) Electrophotographic copying apparatus with variable magnification
US4046467A (en) Zoom lens copier
US5251889A (en) Sheet holding tray having adjustable sheet edge guides and method for adjusting sheet edge guides
US4641953A (en) Image forming apparatus
US4595281A (en) Original document scanning device
JPH044587B2 (en])
JPH0356460B2 (en])
US4593999A (en) Copying apparatus
US4947217A (en) Image forming apparatus with control mechanism to correct any abberation in stopping position of original document
JP2901079B2 (ja) 画像形成装置
JPH0584494B2 (en])
JP3316659B2 (ja) 電子写真装置
JPS59142535A (ja) 可変倍光学装置
JPS6024531A (ja) 複写機
JPS61183675A (ja) トナ−濃度制御装置
JP2722976B2 (ja) 画像情報検索複写装置
JPS6045435B2 (ja) 変倍式複写機におけるレジストレ−シヨン補正方法
JP2984037B2 (ja) 画像形成装置
JPH0310505Y2 (en])
JPH0513295B2 (en])
JPH07104394A (ja) 光学装置