JPS5330278Y2 - - Google Patents

Info

Publication number
JPS5330278Y2
JPS5330278Y2 JP1971071071U JP7107171U JPS5330278Y2 JP S5330278 Y2 JPS5330278 Y2 JP S5330278Y2 JP 1971071071 U JP1971071071 U JP 1971071071U JP 7107171 U JP7107171 U JP 7107171U JP S5330278 Y2 JPS5330278 Y2 JP S5330278Y2
Authority
JP
Japan
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
Application number
JP1971071071U
Other languages
Japanese (ja)
Other versions
JPS4828435U (nl
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 JP1971071071U priority Critical patent/JPS5330278Y2/ja
Priority to US00272709A priority patent/US3779642A/en
Priority to DE2238972A priority patent/DE2238972C3/de
Publication of JPS4828435U publication Critical patent/JPS4828435U/ja
Application granted granted Critical
Publication of JPS5330278Y2 publication Critical patent/JPS5330278Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/34—Means for automatic focusing therefor
    • G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage
    • G03B27/40—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage adapted for use with lenses of different focal length
    • 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)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP1971071071U 1971-08-09 1971-08-09 Expired JPS5330278Y2 (nl)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1971071071U JPS5330278Y2 (nl) 1971-08-09 1971-08-09
US00272709A US3779642A (en) 1971-08-09 1972-07-17 Variable magnification copier machine
DE2238972A DE2238972C3 (de) 1971-08-09 1972-08-08 Vorrichtung zum Auswählen einer erwünschten Kopiervergrößerung in einem Kopiergerät

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971071071U JPS5330278Y2 (nl) 1971-08-09 1971-08-09

Publications (2)

Publication Number Publication Date
JPS4828435U JPS4828435U (nl) 1973-04-07
JPS5330278Y2 true JPS5330278Y2 (nl) 1978-07-28

Family

ID=13449910

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1971071071U Expired JPS5330278Y2 (nl) 1971-08-09 1971-08-09

Country Status (3)

Country Link
US (1) US3779642A (nl)
JP (1) JPS5330278Y2 (nl)
DE (1) DE2238972C3 (nl)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151635U (nl) * 1974-05-31 1975-12-17
NL168342C (nl) * 1974-06-28 1982-03-16 Oce Van Der Grinten Nv Reproductie-inrichting
US4135794A (en) * 1975-05-12 1979-01-23 Addressograph-Multigraph Corporation Photocomposition machine
US4046467A (en) * 1975-05-14 1977-09-06 Xerox Corporation Zoom lens copier
US4110028A (en) * 1975-08-04 1978-08-29 Xerox Corporation Drive system for multi-mode reproducing apparatus
JPS6018936B2 (ja) * 1975-10-02 1985-05-13 松下電器産業株式会社 感湿素子
US4053221A (en) * 1975-10-14 1977-10-11 Xerox Corporation Multi-mode reproducing apparatus
JPS544983Y2 (nl) * 1975-11-21 1979-03-03
JPS53114432A (en) * 1977-03-16 1978-10-05 Minolta Camera Co Ltd Zerographic copying machine with magnifying mechanism
DE2839076C3 (de) * 1977-09-09 1998-01-29 Canon Kk Kopiergerät
JPS554454U (nl) * 1978-06-23 1980-01-12
US4215922A (en) * 1978-11-01 1980-08-05 Am International, Inc. Method for projecting characters at a selected point size in a photocomposition machine
DK149352C (da) * 1979-01-11 1986-11-03 Eskofot As Fremgangsmaade til indstilling af et forstoerrelsesapparat
JPS56144445A (en) * 1980-04-11 1981-11-10 Toshiba Corp Copying machine
JPS6239394Y2 (nl) * 1981-03-19 1987-10-07
JPS57181567A (en) * 1981-04-30 1982-11-09 Fuji Xerox Co Ltd Copying machine of continuously variable magnification
US4676632A (en) * 1984-11-08 1987-06-30 Asahi Kogaku Kogyo Kabushiki Kaisha Variable magnification copying optical system
US4866477A (en) * 1988-06-10 1989-09-12 Eastman Kodak Company Automatic lens selection for desired optical reduction ratio in a microfilm camera
DE29602738U1 (de) * 1996-02-22 1996-06-05 Descours, Pierre Marie, 72074 Tübingen Belichtungseinrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119108B (de) * 1960-03-30 1961-12-07 Photo Copie G M B H Mikrofilm-Durchlaufkamera zur photographischen Aufnahme von ebenen Vorlagen
CH406846A (de) * 1963-03-13 1966-01-31 Gretag Ag Photographisches Kopiergerät für mindestens zwei verschiedene Negativ- und Positivformate
US3511565A (en) * 1968-04-18 1970-05-12 Drewry Photocolor Corp Photo apparatus having rotary film transport
US3688672A (en) * 1970-03-25 1972-09-05 Compugraphic Corp Keyboard operated phototypesetting display machine

Also Published As

Publication number Publication date
US3779642A (en) 1973-12-18
JPS4828435U (nl) 1973-04-07
DE2238972C3 (de) 1982-03-04
DE2238972B2 (de) 1981-06-04
DE2238972A1 (de) 1973-02-22

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