JPH057714B2 - - Google Patents

Info

Publication number
JPH057714B2
JPH057714B2 JP56079962A JP7996281A JPH057714B2 JP H057714 B2 JPH057714 B2 JP H057714B2 JP 56079962 A JP56079962 A JP 56079962A JP 7996281 A JP7996281 A JP 7996281A JP H057714 B2 JPH057714 B2 JP H057714B2
Authority
JP
Japan
Prior art keywords
lens
mirror
magnification
image
speed
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
JP56079962A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5722259A (en
Inventor
Ruisu Sutatsuto Uiriamu
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of JPS5722259A publication Critical patent/JPS5722259A/ja
Publication of JPH057714B2 publication Critical patent/JPH057714B2/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)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
JP7996281A 1980-06-02 1981-05-26 Multiple magnification mode optical device Granted JPS5722259A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/155,705 US4353643A (en) 1980-06-02 1980-06-02 Multimagnification mode optical system with rotating and translating lens

Publications (2)

Publication Number Publication Date
JPS5722259A JPS5722259A (en) 1982-02-05
JPH057714B2 true JPH057714B2 (en]) 1993-01-29

Family

ID=22556467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7996281A Granted JPS5722259A (en) 1980-06-02 1981-05-26 Multiple magnification mode optical device

Country Status (3)

Country Link
US (1) US4353643A (en])
JP (1) JPS5722259A (en])
CA (1) CA1160083A (en])

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57133447A (en) * 1981-02-12 1982-08-18 Canon Inc Variable magnification optical device
JPS57178272A (en) * 1981-04-25 1982-11-02 Konishiroku Photo Ind Co Ltd Slit exposure optical device in copying machine
JPS57191654A (en) * 1981-05-21 1982-11-25 Canon Inc Picture recorder
JPS587667A (ja) 1981-07-08 1983-01-17 Fuji Xerox Co Ltd 任意倍率拡大複写装置
US4441805A (en) * 1982-06-28 1984-04-10 International Business Machines Corporation Means for positioning optical components for a variable magnification/reduction copier optics system
JPS5918941A (ja) * 1982-07-23 1984-01-31 Mita Ind Co Ltd 変倍複写可能な静電複写機における光学装置
US4639121A (en) * 1985-06-24 1987-01-27 Xerox Corporation Document registration system
US4710017A (en) * 1985-06-27 1987-12-01 Mita Industrial Co., Ltd. Optical unit holding device for copying machines
US4862218A (en) * 1986-09-30 1989-08-29 Mita Industrial Co., Ltd. Support and adjusting apparatus for an optical unit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3286587A (en) * 1962-04-02 1966-11-22 Eastman Kodak Co Photographic copying apparatus
US3614222A (en) * 1970-04-24 1971-10-19 Olivetti & Co Spa Optical drive system for reproducing machine
JPS5241860Y2 (en]) * 1973-02-27 1977-09-22
JPS5626026B2 (en]) * 1973-12-28 1981-06-16
US4013361A (en) * 1975-06-20 1977-03-22 Xerox Corporation Optical apparatus and reproducing machine
US4095880A (en) * 1975-06-27 1978-06-20 Xerox Corporation Extended range variable magnification reproduction machine
US4053221A (en) * 1975-10-14 1977-10-11 Xerox Corporation Multi-mode reproducing apparatus
US4118118A (en) * 1976-05-07 1978-10-03 Universal Photocopy, Inc. Electrostatic copier machine with selectable magnification ratios
US4120578A (en) * 1976-09-07 1978-10-17 International Business Machines Corporation Continuously variable reduction scanning optics drive
US4135812A (en) * 1977-06-20 1979-01-23 Xerox Corporation Magnification change mechanism
US4142793A (en) * 1977-12-09 1979-03-06 Minnesota Mining And Manufacturing Company Variable speed drive apparatus for the scanning system of a copy machine
JPS54115242A (en) * 1978-02-28 1979-09-07 Ricoh Co Ltd Variable power device of copying machines

Also Published As

Publication number Publication date
US4353643A (en) 1982-10-12
JPS5722259A (en) 1982-02-05
CA1160083A (en) 1984-01-10

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