JPH0326373B2 - - Google Patents

Info

Publication number
JPH0326373B2
JPH0326373B2 JP57062914A JP6291482A JPH0326373B2 JP H0326373 B2 JPH0326373 B2 JP H0326373B2 JP 57062914 A JP57062914 A JP 57062914A JP 6291482 A JP6291482 A JP 6291482A JP H0326373 B2 JPH0326373 B2 JP H0326373B2
Authority
JP
Japan
Prior art keywords
power
lamp
circuit
density
exposure lamp
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 - Lifetime
Application number
JP57062914A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57201271A (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 JP57062914A priority Critical patent/JPS57201271A/ja
Publication of JPS57201271A publication Critical patent/JPS57201271A/ja
Publication of JPH0326373B2 publication Critical patent/JPH0326373B2/ja
Granted 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
    • G03G15/04—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)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Control Or Security For Electrophotography (AREA)
JP57062914A 1982-04-14 1982-04-14 Automatic exposure controller for electrophotographic copying machine Granted JPS57201271A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57062914A JPS57201271A (en) 1982-04-14 1982-04-14 Automatic exposure controller for electrophotographic copying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57062914A JPS57201271A (en) 1982-04-14 1982-04-14 Automatic exposure controller for electrophotographic copying machine

Related Parent Applications (1)

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

Publications (2)

Publication Number Publication Date
JPS57201271A JPS57201271A (en) 1982-12-09
JPH0326373B2 true JPH0326373B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-04-10

Family

ID=13213993

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57062914A Granted JPS57201271A (en) 1982-04-14 1982-04-14 Automatic exposure controller for electrophotographic copying machine

Country Status (1)

Country Link
JP (1) JPS57201271A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61189579A (ja) * 1985-02-19 1986-08-23 Sharp Corp 複写機の露光調整装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51113736A (en) * 1975-03-31 1976-10-07 Iwatsu Electric Co Ltd Automatic light exposure phase controller

Also Published As

Publication number Publication date
JPS57201271A (en) 1982-12-09

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