JPH0220090B2 - - Google Patents

Info

Publication number
JPH0220090B2
JPH0220090B2 JP57157162A JP15716282A JPH0220090B2 JP H0220090 B2 JPH0220090 B2 JP H0220090B2 JP 57157162 A JP57157162 A JP 57157162A JP 15716282 A JP15716282 A JP 15716282A JP H0220090 B2 JPH0220090 B2 JP H0220090B2
Authority
JP
Japan
Prior art keywords
lens
magnification
pulses
time
reference position
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
JP57157162A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5945434A (ja
Inventor
Takaharu Yonemori
Seiji Sagara
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP15716282A priority Critical patent/JPS5945434A/ja
Priority to US06/505,962 priority patent/US4521100A/en
Priority to DE19833322857 priority patent/DE3322857A1/de
Publication of JPS5945434A publication Critical patent/JPS5945434A/ja
Publication of JPH0220090B2 publication Critical patent/JPH0220090B2/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)
  • Control Of Position Or Direction (AREA)
JP15716282A 1982-06-28 1982-09-08 可変倍像形成装置 Granted JPS5945434A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP15716282A JPS5945434A (ja) 1982-09-08 1982-09-08 可変倍像形成装置
US06/505,962 US4521100A (en) 1982-06-28 1983-06-20 Variable magnification image forming apparatus
DE19833322857 DE3322857A1 (de) 1982-06-28 1983-06-24 Abbildungseinrichtung mit veraenderbarer vergroesserung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15716282A JPS5945434A (ja) 1982-09-08 1982-09-08 可変倍像形成装置

Publications (2)

Publication Number Publication Date
JPS5945434A JPS5945434A (ja) 1984-03-14
JPH0220090B2 true JPH0220090B2 (cs) 1990-05-08

Family

ID=15643537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15716282A Granted JPS5945434A (ja) 1982-06-28 1982-09-08 可変倍像形成装置

Country Status (1)

Country Link
JP (1) JPS5945434A (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61173234A (ja) * 1985-01-28 1986-08-04 Ricoh Co Ltd 変倍複写機
JPS61196308A (ja) * 1985-02-27 1986-08-30 Mita Ind Co Ltd 複写機における光学部制動装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5441227A (en) * 1977-09-07 1979-04-02 Kubota Ltd Corrosion prevention for iron base cast products
US4287461A (en) * 1979-12-06 1981-09-01 International Business Machines Corporation Motor driving system

Also Published As

Publication number Publication date
JPS5945434A (ja) 1984-03-14

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