BE856634A - Procede et appareil d'eclairement avec un spectre visible determine - Google Patents

Procede et appareil d'eclairement avec un spectre visible determine

Info

Publication number
BE856634A
BE856634A BE179200A BE179200A BE856634A BE 856634 A BE856634 A BE 856634A BE 179200 A BE179200 A BE 179200A BE 179200 A BE179200 A BE 179200A BE 856634 A BE856634 A BE 856634A
Authority
BE
Belgium
Prior art keywords
visible spectrum
illumination method
determined visible
determined
illumination
Prior art date
Application number
BE179200A
Other languages
English (en)
French (fr)
Original Assignee
De Luxe General Inc
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 De Luxe General Inc filed Critical De Luxe General Inc
Publication of BE856634A publication Critical patent/BE856634A/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
    • G03B27/73—Controlling exposure by variation of spectral composition, e.g. multicolor printers

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Projection-Type Copiers In General (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Color Electrophotography (AREA)
  • Printing Methods (AREA)
BE179200A 1976-07-09 1977-07-08 Procede et appareil d'eclairement avec un spectre visible determine BE856634A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/703,735 US4050808A (en) 1976-07-09 1976-07-09 Additive color printing method and apparatus

Publications (1)

Publication Number Publication Date
BE856634A true BE856634A (fr) 1977-10-31

Family

ID=24826571

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179200A BE856634A (fr) 1976-07-09 1977-07-08 Procede et appareil d'eclairement avec un spectre visible determine

Country Status (9)

Country Link
US (1) US4050808A (it)
JP (2) JPS5314009A (it)
BE (1) BE856634A (it)
CA (1) CA1068528A (it)
CH (1) CH617024A5 (it)
DE (1) DE2730605C3 (it)
FR (1) FR2357926A1 (it)
GB (1) GB1524807A (it)
IT (1) IT1079763B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2801622A1 (de) * 1978-01-14 1979-07-19 De Luxe General Inc Verfahren und vorrichtung zum steuern eines additiven farbvergroesserers
US4168122A (en) * 1978-04-05 1979-09-18 Gte Sylvania Incorporated Light exposure device including specular reflective and light-diffusing surfaces therein
US4239380A (en) * 1979-02-09 1980-12-16 Morton Goldsholl Image processing apparatus and methods
US4423953A (en) * 1981-03-30 1984-01-03 Hazeltine Corporation High intensity light source
US4494876A (en) * 1982-02-17 1985-01-22 Bremson Data Systems, Inc. Integrator for analyzing the spectral content of printing illumination
USRE33244E (en) * 1984-03-26 1990-06-26 Bremson Data Systems Computerized video imaging system
US4583186A (en) * 1984-03-26 1986-04-15 Bremson Data Systems Computerized video imaging system
US5032866A (en) * 1990-03-12 1991-07-16 Photo Control Corporation Additive color lamphouse
US8627299B2 (en) 2008-02-29 2014-01-07 International Business Machines Corporation Virtual machine and programming language for event processing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2794365A (en) * 1950-03-23 1957-06-04 Agfa Camera Werk Ag Light projecting and illuminating system for copying colored original pictures
GB941574A (en) * 1959-11-12 1963-11-13 Kodak Ltd Improvements in or relating to colour photography
US3322025A (en) * 1962-05-17 1967-05-30 William C Dauser Color control method
US3359424A (en) * 1964-06-29 1967-12-19 Photo Electronics Corp Compensating system for photocells of exposure control apparatus for making color prints
DE1918540U (de) * 1964-11-24 1965-06-24 Agfa Gevaert Ag Fotografisches kopiergeraet mit beleuchtungssystem.
GB1310495A (en) * 1969-03-07 1973-03-21 Pavelle Ltd Production of photographic colour prints
BE755386A (fr) * 1969-08-28 1971-03-01 Ciba Geigy Dispositif de tirage d'originaux en couleurs
JPS5651332B2 (it) * 1972-02-29 1981-12-04
JPS5059034A (it) * 1973-09-24 1975-05-22
US3887279A (en) * 1974-01-02 1975-06-03 Randolph D Rubin Tricolor additive system for a color head

Also Published As

Publication number Publication date
FR2357926A1 (fr) 1978-02-03
DE2730605B2 (de) 1978-12-21
GB1524807A (en) 1978-09-13
JPS5995343U (ja) 1984-06-28
JPS5314009A (en) 1978-02-08
DE2730605C3 (de) 1979-08-23
FR2357926B1 (it) 1980-07-11
CH617024A5 (it) 1980-04-30
DE2730605A1 (de) 1978-01-19
US4050808A (en) 1977-09-27
CA1068528A (en) 1979-12-25
IT1079763B (it) 1985-05-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DE LUXE GENERAL INC.

Effective date: 19940731