JPS61189579A - 複写機の露光調整装置 - Google Patents

複写機の露光調整装置

Info

Publication number
JPS61189579A
JPS61189579A JP60033590A JP3359085A JPS61189579A JP S61189579 A JPS61189579 A JP S61189579A JP 60033590 A JP60033590 A JP 60033590A JP 3359085 A JP3359085 A JP 3359085A JP S61189579 A JPS61189579 A JP S61189579A
Authority
JP
Japan
Prior art keywords
data
exposure
converter
adjustment device
reference exposure
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.)
Pending
Application number
JP60033590A
Other languages
English (en)
Japanese (ja)
Inventor
Yasuo Araki
康雄 荒木
Kazuyuki Kurata
倉田　一之
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP60033590A priority Critical patent/JPS61189579A/ja
Priority to US06/829,910 priority patent/US4699502A/en
Priority to DE19863605150 priority patent/DE3605150A1/de
Publication of JPS61189579A publication Critical patent/JPS61189579A/ja
Pending 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5025—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the original characteristics, e.g. contrast, density
    • 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
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • G03B27/80—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus in dependence upon automatic analysis of the original
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP60033590A 1985-02-19 1985-02-19 複写機の露光調整装置 Pending JPS61189579A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP60033590A JPS61189579A (ja) 1985-02-19 1985-02-19 複写機の露光調整装置
US06/829,910 US4699502A (en) 1985-02-19 1986-02-18 Copying machine exposure adjustment device
DE19863605150 DE3605150A1 (de) 1985-02-19 1986-02-18 Vorrichtung zum einstellen der belichtung in kopiergeraeten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60033590A JPS61189579A (ja) 1985-02-19 1985-02-19 複写機の露光調整装置

Publications (1)

Publication Number Publication Date
JPS61189579A true JPS61189579A (ja) 1986-08-23

Family

ID=12390716

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60033590A Pending JPS61189579A (ja) 1985-02-19 1985-02-19 複写機の露光調整装置

Country Status (3)

Country Link
US (1) US4699502A (enExample)
JP (1) JPS61189579A (enExample)
DE (1) DE3605150A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806775A (en) * 1987-01-14 1989-02-21 Ricoh Company, Ltd. Image reading system using an LED array
JPS63244028A (ja) * 1987-03-31 1988-10-11 Sharp Corp 自動露光装置付き複写装置
JPS6477069A (en) * 1987-05-09 1989-03-23 Ricoh Kk Density control system for digital copying machine
US4916487A (en) * 1987-07-15 1990-04-10 Minolta Camera Kabushiki Kaisha Image forming apparatus
IT1218530B (it) * 1987-12-16 1990-04-19 Durst Phototechnik Srl Metodo e dispositivo di misura per la determinazione del tempo d'esposizione nella stampa fotografica
US4801978A (en) * 1987-12-30 1989-01-31 Xerox Corporation Image bar printer compensated for vibration-generated scan line errors
JP2685816B2 (ja) * 1988-06-30 1997-12-03 株式会社東芝 光量制御装置
JP2882585B2 (ja) * 1989-01-11 1999-04-12 富士写真フイルム株式会社 写真焼付方法
JP3023131B2 (ja) * 1990-03-06 2000-03-21 キヤノン株式会社 画像形成装置および方法
JP3160306B2 (ja) * 1991-03-29 2001-04-25 株式会社東芝 画像形成装置
US5400122A (en) * 1993-10-28 1995-03-21 Xerox Corporation Non-linear selectively variable copy contrast adjustment device
DE19613071C1 (de) * 1996-03-22 1997-10-16 Johnson & Johnson Gmbh Verfahren und Vorrichtung zum Umformen von Watteprodukten
US6094473A (en) * 1998-03-19 2000-07-25 Picker International, Inc. Digital automatic X-ray exposure control system
US20050087045A1 (en) * 2003-10-27 2005-04-28 Piotr Gryciuk Emergency tool and system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5495242A (en) * 1978-01-12 1979-07-27 Ricoh Co Ltd Adjusting method of quantity of exposure light of photoreceptor in copying machine having original reading function
JPS5621165A (en) * 1979-07-28 1981-02-27 Mita Ind Co Ltd Exposure adjusting device of electrostatic type copying machine
JPS5722265A (en) * 1980-07-16 1982-02-05 Toshiba Corp Exposure control device for copying machine
JPS57201271A (en) * 1982-04-14 1982-12-09 Minolta Camera Co Ltd Automatic exposure controller for electrophotographic copying machine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5182630A (enExample) * 1975-01-16 1976-07-20 Minolta Camera Kk
US4474453A (en) * 1979-04-18 1984-10-02 Ricoh Company, Ltd. Electrostatic copying apparatus
JPS6051105B2 (ja) * 1979-12-24 1985-11-12 株式会社東芝 自動画質制御複写機
JPS57173859A (en) * 1981-04-20 1982-10-26 Canon Inc Exposure quantity controller of color picture forming device
US4474460A (en) * 1981-07-16 1984-10-02 Fuji Xerox Company Limited Microfilm copying machine
JPS58172654A (ja) * 1982-04-02 1983-10-11 Canon Inc 画像記録制御装置
US4640603A (en) * 1982-09-24 1987-02-03 Canon Kabushiki Kaisha Copying apparatus
JPS5979240A (ja) * 1982-10-29 1984-05-08 Hitachi Ltd 複写機の露光制御装置
US4542985A (en) * 1983-04-26 1985-09-24 Canon Kabushiki Kaisha Image formation apparatus
JPS6017438A (ja) * 1983-07-11 1985-01-29 Toshiba Corp 露光制御装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5495242A (en) * 1978-01-12 1979-07-27 Ricoh Co Ltd Adjusting method of quantity of exposure light of photoreceptor in copying machine having original reading function
JPS5621165A (en) * 1979-07-28 1981-02-27 Mita Ind Co Ltd Exposure adjusting device of electrostatic type copying machine
JPS5722265A (en) * 1980-07-16 1982-02-05 Toshiba Corp Exposure control device for copying machine
JPS57201271A (en) * 1982-04-14 1982-12-09 Minolta Camera Co Ltd Automatic exposure controller for electrophotographic copying machine

Also Published As

Publication number Publication date
DE3605150C2 (enExample) 1989-11-23
US4699502A (en) 1987-10-13
DE3605150A1 (de) 1986-08-21

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