JPS54153038A - Automatic exposure control device of electrophoto graphic copier - Google Patents

Automatic exposure control device of electrophoto graphic copier

Info

Publication number
JPS54153038A
JPS54153038A JP6194778A JP6194778A JPS54153038A JP S54153038 A JPS54153038 A JP S54153038A JP 6194778 A JP6194778 A JP 6194778A JP 6194778 A JP6194778 A JP 6194778A JP S54153038 A JPS54153038 A JP S54153038A
Authority
JP
Japan
Prior art keywords
circuit
time
power
lamp
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.)
Pending
Application number
JP6194778A
Other languages
English (en)
Inventor
Fumitoshi Atsumi
Hideo Ito
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.)
Minolta Co Ltd
Original Assignee
Minolta 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 Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to JP6194778A priority Critical patent/JPS54153038A/ja
Publication of JPS54153038A publication Critical patent/JPS54153038A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Control Or Security For Electrophotography (AREA)
JP6194778A 1978-05-23 1978-05-23 Automatic exposure control device of electrophoto graphic copier Pending JPS54153038A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6194778A JPS54153038A (en) 1978-05-23 1978-05-23 Automatic exposure control device of electrophoto graphic copier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6194778A JPS54153038A (en) 1978-05-23 1978-05-23 Automatic exposure control device of electrophoto graphic copier

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP57062914A Division JPS57201271A (en) 1982-04-14 1982-04-14 Automatic exposure controller for electrophotographic copying machine
JP6693087A Division JPS62234147A (ja) 1987-03-20 1987-03-20 電子写真複写機の自動露光制御装置

Publications (1)

Publication Number Publication Date
JPS54153038A true JPS54153038A (en) 1979-12-01

Family

ID=13185887

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6194778A Pending JPS54153038A (en) 1978-05-23 1978-05-23 Automatic exposure control device of electrophoto graphic copier

Country Status (1)

Country Link
JP (1) JPS54153038A (ja)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57181539A (en) * 1981-04-30 1982-11-09 Ricoh Co Ltd Exposure controller for copying machine
JPS58118662A (ja) * 1982-01-08 1983-07-14 Ricoh Co Ltd 画像制御装置
JPS58186737A (ja) * 1982-04-27 1983-10-31 Copyer Co Ltd 複写機における自動露光量調節装置
JPS58214144A (ja) * 1982-06-08 1983-12-13 Canon Inc 変倍式複写機の原稿濃度検出装置
JPS595235A (ja) * 1982-07-01 1984-01-12 Copyer Co Ltd ジアゾ式複写機における自動焼付制御装置
JPS59136728A (ja) * 1983-01-26 1984-08-06 Canon Inc 画像形成装置
JPS59204054A (ja) * 1983-05-06 1984-11-19 Canon Inc 複写機
JPS60112058A (ja) * 1983-11-22 1985-06-18 Matsushita Electric Ind Co Ltd 電子写真複写機
JPS6123142A (ja) * 1984-07-12 1986-01-31 Ushio Inc 複写機の露光量センサ−付露光装置
JPS6172228A (ja) * 1984-09-18 1986-04-14 Ushio Inc 複写機の光源ランプの光量制御方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5042856A (ja) * 1973-05-23 1975-04-18
JPS5488118A (en) * 1977-12-26 1979-07-13 Ricoh Co Ltd Control device for light amount of copier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5042856A (ja) * 1973-05-23 1975-04-18
JPS5488118A (en) * 1977-12-26 1979-07-13 Ricoh Co Ltd Control device for light amount of copier

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57181539A (en) * 1981-04-30 1982-11-09 Ricoh Co Ltd Exposure controller for copying machine
JPS58118662A (ja) * 1982-01-08 1983-07-14 Ricoh Co Ltd 画像制御装置
JPH0418304B2 (ja) * 1982-01-08 1992-03-27 Ricoh Kk
JPS58186737A (ja) * 1982-04-27 1983-10-31 Copyer Co Ltd 複写機における自動露光量調節装置
JPS58214144A (ja) * 1982-06-08 1983-12-13 Canon Inc 変倍式複写機の原稿濃度検出装置
JPS595235A (ja) * 1982-07-01 1984-01-12 Copyer Co Ltd ジアゾ式複写機における自動焼付制御装置
JPS59136728A (ja) * 1983-01-26 1984-08-06 Canon Inc 画像形成装置
JPH0541993B2 (ja) * 1983-01-26 1993-06-25 Canon Kk
JPS59204054A (ja) * 1983-05-06 1984-11-19 Canon Inc 複写機
JPS60112058A (ja) * 1983-11-22 1985-06-18 Matsushita Electric Ind Co Ltd 電子写真複写機
JPS6123142A (ja) * 1984-07-12 1986-01-31 Ushio Inc 複写機の露光量センサ−付露光装置
JPS6172228A (ja) * 1984-09-18 1986-04-14 Ushio Inc 複写機の光源ランプの光量制御方法

Similar Documents

Publication Publication Date Title
JPS54153038A (en) Automatic exposure control device of electrophoto graphic copier
JPS55137548A (en) Method and apparatus for image formation
JPS5462833A (en) Controlling method of original exposure
JPS564133A (en) Information display device of automatic strobe
JPS5662231A (en) Control device for diaphragm of camera
JPS55140825A (en) Exposure control unit for single-lens reflex camera having strobe control function
JPS5277725A (en) Automatic exposure circuit
JPS5675609A (en) Focus detecting device
JPS5553357A (en) Copying machine
JPS52119328A (en) Automatic control for amt. of exposure light in electrophotographic co pier
JPS5724924A (en) Preparing device for flashlight photographying in flashing apparatus self-containing camera
JPS5518645A (en) Automatic exposure control type lighting device of copying machine
JPS5511239A (en) Aperture control unit in flash photography
JPS54136333A (en) Elimination method of residual charge for electrophotographic copier
JPS5655820A (en) Photosensitive responding device
JPS5710170A (en) Electrophotography method
JPS5770549A (en) Electrophotographic copying mechine
JPS54141629A (en) Program control system of aperture and shutter priority camera
JPS642077A (en) Exposure illuminator for copying machine
JPS57120926A (en) Copying machine for microfilm
JPS5445138A (en) Exposure controller in electrophotographic copiers
JPS54108639A (en) Copying paper feed controller
JPS5447627A (en) Control circuit for amount of exposure to light of photographing information
JPS5343413A (en) Manuscript illuminating device
JPS5382410A (en) Automatic exposure control device for camera capable of flash photography