SE317576B - - Google Patents

Info

Publication number
SE317576B
SE317576B SE14442/67A SE1444267A SE317576B SE 317576 B SE317576 B SE 317576B SE 14442/67 A SE14442/67 A SE 14442/67A SE 1444267 A SE1444267 A SE 1444267A SE 317576 B SE317576 B SE 317576B
Authority
SE
Sweden
Prior art keywords
photo
original
exposure
resistor
switch
Prior art date
Application number
SE14442/67A
Other languages
English (en)
Inventor
G Nichols
E Radin
Original Assignee
Gen Aniline & Film 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 Gen Aniline & Film Corp filed Critical Gen Aniline & Film Corp
Publication of SE317576B publication Critical patent/SE317576B/xx

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
    • G03B27/72—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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
SE14442/67A 1966-10-21 1967-10-20 SE317576B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58854366A 1966-10-21 1966-10-21

Publications (1)

Publication Number Publication Date
SE317576B true SE317576B (xx) 1969-11-17

Family

ID=24354275

Family Applications (1)

Application Number Title Priority Date Filing Date
SE14442/67A SE317576B (xx) 1966-10-21 1967-10-20

Country Status (7)

Country Link
US (1) US3472592A (xx)
BE (1) BE705411A (xx)
CH (1) CH472046A (xx)
DE (2) DE1977688U (xx)
GB (1) GB1157739A (xx)
NL (1) NL6714259A (xx)
SE (1) SE317576B (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1205240A (en) * 1966-12-15 1970-09-16 Ricoh Kk Improvements in and relating to electrical circuit arrangements
US3655285A (en) * 1969-07-24 1972-04-11 Addressograph Multigraph Illumination control for photocopying machine
US3679306A (en) * 1971-01-21 1972-07-25 Pitney Bowes Inc Feedback system for controlling image light energy in electrostatic photocopiers
DE2166936C3 (de) * 1971-04-22 1982-02-04 Hoechst Ag, 6000 Frankfurt Lichtempfindliche Meßeinheit zur Messung der Lichtdurchlässigkeit einer Kopiervorlage
DE2119373C3 (de) 1971-04-22 1978-07-13 Hoechst Ag, 6000 Frankfurt Lichtpausmaschine für raumlich getrennte Vorlagen
DE2119869C3 (de) * 1971-04-23 1978-09-21 Meteor-Siegen Apparatebau Paul Schmeck Gmbh, 5900 Siegen Lichtpausmaschine mit einer integrierenden Meßeinrichtung zur Messung der Iichtdurchlassigkeit eines zu kopierenden Originals
BE795971A (fr) * 1972-03-01 1973-08-27 Kalle Ag Dispositif de regulation automatique de la vitesse de defilement des originaux et des materiaux sensibles dans les machines de reproduction
GB2188168B (en) * 1986-03-11 1990-11-28 Brother Ind Ltd Image forming apparatus
DE3768362D1 (de) * 1986-07-31 1991-04-11 Brother Ind Ltd Bildaufzeichnungsgeraet, das mehrere sorten von aufzeichnungsblaettern verwendet.
US4801979A (en) * 1987-12-23 1989-01-31 Innovative Technology, Inc. Device for copying microfiche

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2243048A (en) * 1934-09-24 1941-05-20 Kinatome Patents Corp Control method and mechanism for photographic printers
US2774290A (en) * 1952-04-10 1956-12-18 Jackson F Mormann Automatic copying machines

Also Published As

Publication number Publication date
NL6714259A (xx) 1968-04-22
GB1157739A (en) 1969-07-09
DE1597677A1 (de) 1972-01-27
DE1597677B2 (de) 1973-02-22
BE705411A (xx) 1968-03-01
CH472046A (de) 1969-04-30
US3472592A (en) 1969-10-14
DE1977688U (de) 1968-01-25

Similar Documents

Publication Publication Date Title
GB1452490A (en) Document copying apparatus
SE317576B (xx)
GB1559169A (en) Camera with flash device
GB1322368A (en) Electrophotographic appaatus
GB1534400A (en) Camera
US3977778A (en) Electrophotographic apparatus
US3393604A (en) Condition responsive process timer
US4093376A (en) Automatic exposure control
US3450888A (en) Speed control of moving paper responsive to transmittance of paper
US4249111A (en) Automatic lamp shutdown circuit
US2835849A (en) Timer
US3349684A (en) Copying machine exposure control
GB1514251A (en) Process and apparatus for automatic exposure control in copying apparatus
GB1159857A (en) Camera Diaphragm Automatic Control Systems
ES221915U (es) Dispositivo para controlar la exposicion de un material sen-sible a la luz en un aparato copiador.
US3423153A (en) Control of light level in photocopy machine
US3685409A (en) Apparatus for regulating the light energy decay characteristic of a pulsed flash device
GB568840A (en) Improvements in or relating to a photographic copying apparatus
US3756713A (en) Photo printing machine with exposure control
GB1363752A (en) Exposure control in electrophotography
GB1204996A (en) Photographic timing apparatus responsive to optical density
GB1487021A (en) Cinecamera capable of automatic time exposure
GB1213479A (en) Method and apparatus for exposure regulation in a photographic colour printing process
GB1271135A (en) Photographic copying device
GB991780A (en) Photographic copying apparatus