CH519732A - Method and apparatus for producing positive color images - Google Patents

Method and apparatus for producing positive color images

Info

Publication number
CH519732A
CH519732A CH1082368A CH1082368A CH519732A CH 519732 A CH519732 A CH 519732A CH 1082368 A CH1082368 A CH 1082368A CH 1082368 A CH1082368 A CH 1082368A CH 519732 A CH519732 A CH 519732A
Authority
CH
Switzerland
Prior art keywords
color images
producing positive
positive color
producing
images
Prior art date
Application number
CH1082368A
Other languages
German (de)
Inventor
Manktelow Neale Denis
Original Assignee
Ilford 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 Ilford Ltd filed Critical Ilford Ltd
Publication of CH519732A publication Critical patent/CH519732A/en

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
    • G03B27/735—Controlling exposure by variation of spectral composition, e.g. multicolor printers 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)
CH1082368A 1967-07-20 1968-07-19 Method and apparatus for producing positive color images CH519732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33482/67A GB1206424A (en) 1967-07-20 1967-07-20 Photographic colour printer

Publications (1)

Publication Number Publication Date
CH519732A true CH519732A (en) 1972-02-29

Family

ID=10353539

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1082368A CH519732A (en) 1967-07-20 1968-07-19 Method and apparatus for producing positive color images

Country Status (4)

Country Link
US (1) US3591375A (en)
CH (1) CH519732A (en)
FR (1) FR1573675A (en)
GB (1) GB1206424A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT976489B (en) * 1973-01-26 1974-08-20 Durst Ag PROCEDURE AND DEVICE FOR UNDERCORRECTION IN MACHINES PROCEDURE AND DEVICE FOR UNDERCORRECTION IN MACHINES COPYING MACHINES FOR COLOR PHOTOGRAPHIC NEGATIVES INE COPYING FOR COLOR PHOTOGRAPHIC NEGATIVES
US4168121A (en) * 1978-04-17 1979-09-18 Pako Corporation Automatic snow/beach correction for photographic printer
US4168120A (en) * 1978-04-17 1979-09-18 Pako Corporation Automatic exposure corrections for photographic printer
JPS54139570A (en) * 1978-04-20 1979-10-30 Matsushita Electric Ind Co Ltd Image converting and projecting method and apparatus

Also Published As

Publication number Publication date
US3591375A (en) 1971-07-06
GB1206424A (en) 1970-09-23
FR1573675A (en) 1969-07-04
DE1772885A1 (en) 1971-06-16
DE1772885B2 (en) 1976-10-21

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Legal Events

Date Code Title Description
PL Patent ceased