FR2299659A1 - Dispositif de commande d'eclairement, notamment pour machine d'impression electro-photographique - Google Patents

Dispositif de commande d'eclairement, notamment pour machine d'impression electro-photographique

Info

Publication number
FR2299659A1
FR2299659A1 FR7528591A FR7528591A FR2299659A1 FR 2299659 A1 FR2299659 A1 FR 2299659A1 FR 7528591 A FR7528591 A FR 7528591A FR 7528591 A FR7528591 A FR 7528591A FR 2299659 A1 FR2299659 A1 FR 2299659A1
Authority
FR
France
Prior art keywords
electro
control device
lighting control
printing machines
photographic printing
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.)
Granted
Application number
FR7528591A
Other languages
English (en)
Other versions
FR2299659B1 (fr
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Publication of FR2299659A1 publication Critical patent/FR2299659A1/fr
Application granted granted Critical
Publication of FR2299659B1 publication Critical patent/FR2299659B1/fr
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
    • G03G15/0435—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 by introducing an optical element in the optical path, e.g. a filter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
FR7528591A 1974-09-18 1975-09-18 Dispositif de commande d'eclairement, notamment pour machine d'impression electro-photographique Granted FR2299659A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/507,104 US3967895A (en) 1974-09-18 1974-09-18 Illumination control system

Publications (2)

Publication Number Publication Date
FR2299659A1 true FR2299659A1 (fr) 1976-08-27
FR2299659B1 FR2299659B1 (fr) 1979-08-24

Family

ID=24017268

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7528591A Granted FR2299659A1 (fr) 1974-09-18 1975-09-18 Dispositif de commande d'eclairement, notamment pour machine d'impression electro-photographique

Country Status (6)

Country Link
US (1) US3967895A (fr)
JP (1) JPS5156636A (fr)
DE (1) DE2541217A1 (fr)
FR (1) FR2299659A1 (fr)
GB (1) GB1499157A (fr)
NL (1) NL7511033A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
USRE31499E (en) 1976-11-01 1984-01-17 Xerox Corporation Illumination system utilizing two opposing DC lamps with an optimum barrel-shaped slit
SE404964B (sv) * 1977-03-22 1978-11-06 Sarlos Seppo Edvard Anordning for detektering av stralning fran ett foremal for faststellande av avvikelser eller fel hos en yta av detsamma
US4290675A (en) * 1978-12-04 1981-09-22 Leo Beiser Anaglyph stereoscopy
US4222653A (en) * 1978-12-04 1980-09-16 Leo Beiser Visual effects optical relay
US4362384A (en) * 1981-05-01 1982-12-07 The Perkin-Elmer Corporation Means for providing uniform illumination to a light sensitive element
TW583871B (en) * 2002-10-25 2004-04-11 Veutron Corp Scan module and a method for enhancing the life of the same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771867A (en) * 1971-10-04 1973-11-13 H Moser Exposure apparatus for electrophotographic reproduction machines

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3076392A (en) * 1959-08-31 1963-02-05 Xerox Corp Xerographic reproducing apparatus
US3542467A (en) * 1968-04-15 1970-11-24 Xerox Corp Xerographic reproducing apparatus
US3672759A (en) * 1970-11-17 1972-06-27 Xerox Corp Illumination control system
GB1400220A (en) * 1972-06-23 1975-07-16 Rank Xerox Ltd Electrostatographic copying machine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771867A (en) * 1971-10-04 1973-11-13 H Moser Exposure apparatus for electrophotographic reproduction machines

Also Published As

Publication number Publication date
US3967895A (en) 1976-07-06
NL7511033A (nl) 1975-12-31
FR2299659B1 (fr) 1979-08-24
DE2541217A1 (de) 1976-04-08
JPS5156636A (en) 1976-05-18
GB1499157A (en) 1978-01-25

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Legal Events

Date Code Title Description
ST Notification of lapse