BE820132A - Appareil optique - Google Patents

Appareil optique

Info

Publication number
BE820132A
BE820132A BE148714A BE148714A BE820132A BE 820132 A BE820132 A BE 820132A BE 148714 A BE148714 A BE 148714A BE 148714 A BE148714 A BE 148714A BE 820132 A BE820132 A BE 820132A
Authority
BE
Belgium
Prior art keywords
optical device
optical
Prior art date
Application number
BE148714A
Other languages
English (en)
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
Priority claimed from DE19732347622 external-priority patent/DE2347622C3/de
Application filed filed Critical
Publication of BE820132A publication Critical patent/BE820132A/fr

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
    • 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
    • G03B27/52—Details
    • G03B27/522—Projection optics
    • G03B27/525—Projection optics for slit exposure
    • G03B27/526—Projection optics for slit exposure in which the projection optics move

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Lenses (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Eye Examination Apparatus (AREA)
BE148714A 1973-09-21 1974-09-20 Appareil optique BE820132A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732347622 DE2347622C3 (de) 1973-09-21 Optische Einrichtung mit einer Abbiklungsanordnung für mehrere VergröBerungseinstellungen, Insbesondere für eine xerographische Kopiermaschine

Publications (1)

Publication Number Publication Date
BE820132A true BE820132A (fr) 1975-03-20

Family

ID=5893306

Family Applications (1)

Application Number Title Priority Date Filing Date
BE148714A BE820132A (fr) 1973-09-21 1974-09-20 Appareil optique

Country Status (10)

Country Link
US (1) US3917393A (fr)
JP (1) JPS5427259B2 (fr)
BE (1) BE820132A (fr)
CA (1) CA1024388A (fr)
ES (1) ES430264A1 (fr)
FR (1) FR2245007B1 (fr)
GB (1) GB1485034A (fr)
IT (1) IT1022092B (fr)
NL (1) NL7412375A (fr)
SE (1) SE398166B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6014345B2 (ja) * 1974-12-25 1985-04-12 株式会社リコー 電子複写機における変倍スリツト露光方法
US3966319A (en) * 1975-04-21 1976-06-29 Xerox Corporation Flat field scanning mirror
JPS5552439Y2 (fr) * 1975-09-12 1980-12-05
US4057342A (en) * 1976-05-27 1977-11-08 Xerox Corporation Illumination slit for a reproducing machine
JPS5841497B2 (ja) * 1976-05-31 1983-09-12 ミノルタ株式会社 スリット露光型複写機における露光量調整装置
JPS5611085Y2 (fr) * 1976-06-12 1981-03-12
JPS5392126A (en) * 1977-01-25 1978-08-12 Ricoh Co Ltd Exposure regulator for variable magnification copying machine
US4243312A (en) * 1977-10-11 1981-01-06 Minolta Camera Kabushiki Kaisha Electrophotographic copying apparatus
JPS5836889B2 (ja) * 1978-04-15 1983-08-12 ミノルタ株式会社 走査露光型変倍複写機
JPS554454U (fr) * 1978-06-23 1980-01-12
US4260249A (en) * 1979-09-17 1981-04-07 International Business Machines Two slit illumination aperture
JPS5896550U (ja) * 1981-12-21 1983-06-30 株式会社東芝 電子写真用露光装置
JPS58144853A (ja) * 1982-02-23 1983-08-29 Fuji Xerox Co Ltd 変倍複写機の照度むら補正装置
DE3414278C2 (de) * 1984-04-14 1986-03-06 Agfa-Gevaert Ag, 5090 Leverkusen Blendensteuervorrichtung für eine Spaltblende eines Mikrofilm-Lese- und -Rückvergrößerungsgerätes
US5436691A (en) * 1994-05-05 1995-07-25 Xerox Corporation Copier with anamorphic magnification imaging system
JP4488698B2 (ja) * 2003-07-11 2010-06-23 株式会社東芝 光走査装置及び絞り装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542467A (en) * 1968-04-15 1970-11-24 Xerox Corp Xerographic reproducing apparatus

Also Published As

Publication number Publication date
US3917393A (en) 1975-11-04
JPS5427259B2 (fr) 1979-09-08
NL7412375A (nl) 1975-03-25
DE2347622A1 (de) 1975-04-03
FR2245007A1 (fr) 1975-04-18
ES430264A1 (es) 1977-02-16
DE2347622B2 (de) 1976-08-26
IT1022092B (it) 1978-03-20
SE398166B (sv) 1977-12-05
SE7411666L (fr) 1975-03-24
FR2245007B1 (fr) 1977-11-04
GB1485034A (en) 1977-09-08
CA1024388A (fr) 1978-01-17
JPS5084244A (fr) 1975-07-08

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