GB2127163B - Exposure detecting device for copying machine - Google Patents

Exposure detecting device for copying machine

Info

Publication number
GB2127163B
GB2127163B GB08319692A GB8319692A GB2127163B GB 2127163 B GB2127163 B GB 2127163B GB 08319692 A GB08319692 A GB 08319692A GB 8319692 A GB8319692 A GB 8319692A GB 2127163 B GB2127163 B GB 2127163B
Authority
GB
United Kingdom
Prior art keywords
detecting device
copying machine
exposure detecting
exposure
copying
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
Application number
GB08319692A
Other languages
English (en)
Other versions
GB8319692D0 (en
GB2127163A (en
Inventor
Seikichi Miyazaki
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.)
Fujifilm Business Innovation Corp
Original Assignee
Fuji Xerox Co Ltd
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 Fuji Xerox Co Ltd filed Critical Fuji Xerox Co Ltd
Publication of GB8319692D0 publication Critical patent/GB8319692D0/en
Publication of GB2127163A publication Critical patent/GB2127163A/en
Application granted granted Critical
Publication of GB2127163B publication Critical patent/GB2127163B/en
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
    • G03B27/52—Details
    • G03B27/522—Projection optics
    • G03B27/525—Projection optics for slit exposure
    • G03B27/528—Projection optics for slit exposure in which the projection optics remain stationary
    • 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
    • G03G15/043—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 means for controlling illumination or exposure

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
GB08319692A 1982-07-23 1983-07-21 Exposure detecting device for copying machine Expired GB2127163B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57128511A JPS5918965A (ja) 1982-07-23 1982-07-23 複写機の露光量検出装置

Publications (3)

Publication Number Publication Date
GB8319692D0 GB8319692D0 (en) 1983-08-24
GB2127163A GB2127163A (en) 1984-04-04
GB2127163B true GB2127163B (en) 1986-09-10

Family

ID=14986547

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08319692A Expired GB2127163B (en) 1982-07-23 1983-07-21 Exposure detecting device for copying machine

Country Status (4)

Country Link
US (1) US4533238A (US06174465-20010116-C00003.png)
JP (1) JPS5918965A (US06174465-20010116-C00003.png)
DE (1) DE3326558A1 (US06174465-20010116-C00003.png)
GB (1) GB2127163B (US06174465-20010116-C00003.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59135488A (ja) * 1983-01-24 1984-08-03 Canon Inc 画像形成装置
DE3575211D1 (de) * 1984-03-28 1990-02-08 Mita Industrial Co Ltd Kopiergeraet mit verringerter bildspeicherzeit.
US4660968A (en) * 1985-04-09 1987-04-28 Minnesota Mining And Manufacturing Company Automatic exposure control
US4707122A (en) * 1986-09-24 1987-11-17 Xerox Corporation Method and apparatus for eliminating exposure strobing effects in a document reproduction machine
JP2764263B2 (ja) * 1987-09-16 1998-06-11 セイコーインスツルメンツ株式会社 波長フィルタ
US4912508A (en) * 1988-03-14 1990-03-27 Xerox Corporation Automatic background control for an electrostatic copier
US5184973A (en) * 1990-02-20 1993-02-09 Star Kist Foods, Inc. Fish skinner
US5288586A (en) * 1990-06-20 1994-02-22 Fuji Photo Film Co., Ltd. Image-foring process using microcapsules
US5053818A (en) * 1990-12-19 1991-10-01 Xerox Corporation Method and apparatus for copying semi-transparent originals using a black backing member
US5323414A (en) * 1992-04-24 1994-06-21 Electro Scientific Industries, Inc. Laser system and method employing a nonimaging concentrator
US6515693B1 (en) * 2000-06-29 2003-02-04 Eastman Kodak Company Calibration station for a printhead adapted to compensate for the wavelength sensitivity of an image recording material
JP3825759B2 (ja) * 2002-06-17 2006-09-27 株式会社リコー 粉体回収装置、現像装置、画像形成装置、および粉体回収方法
KR100433432B1 (ko) * 2002-09-19 2004-05-31 삼성전자주식회사 레이저프린터의 광주사장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024428A (en) * 1975-05-19 1977-05-17 Optical Associates, Incorporated Radiation-sensitive control circuit for driving lamp at various power levels
DE7541572U (de) * 1975-12-27 1976-10-07 Hoechst Ag, 6000 Frankfurt Mikrofilmrueckvergroesserungsgeraet mit einer anordnung zur automatischen steuerung der lichtmenge
US4153364A (en) * 1977-01-28 1979-05-08 Ricoh Company, Ltd. Exposure and development control apparatus for electrostatic copying machine
JPS55137548A (en) * 1979-04-13 1980-10-27 Canon Inc Method and apparatus for image formation
JPS5760323A (en) * 1980-09-26 1982-04-12 Minolta Camera Co Ltd Exposure controlling device for copying equipment
JPS5823023A (ja) * 1981-08-03 1983-02-10 Fuji Xerox Co Ltd 自動露光制御方法

Also Published As

Publication number Publication date
DE3326558C2 (US06174465-20010116-C00003.png) 1987-01-02
US4533238A (en) 1985-08-06
DE3326558A1 (de) 1984-02-02
GB8319692D0 (en) 1983-08-24
GB2127163A (en) 1984-04-04
JPS5918965A (ja) 1984-01-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940721