FR1404195A - Method and apparatus for measuring illumination in the production of halftone and raster films from halftone negatives or color selections in photographic reproduction - Google Patents

Method and apparatus for measuring illumination in the production of halftone and raster films from halftone negatives or color selections in photographic reproduction

Info

Publication number
FR1404195A
FR1404195A FR69045038A FR69045038A FR1404195A FR 1404195 A FR1404195 A FR 1404195A FR 69045038 A FR69045038 A FR 69045038A FR 69045038 A FR69045038 A FR 69045038A FR 1404195 A FR1404195 A FR 1404195A
Authority
FR
France
Prior art keywords
halftone
production
negatives
photographic reproduction
color selections
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
Application number
FR69045038A
Other languages
French (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.)
Buescher & Jahn Fa
Original Assignee
Buescher & Jahn Fa
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
Priority claimed from DEB73007A external-priority patent/DE1186317B/en
Application filed by Buescher & Jahn Fa filed Critical Buescher & Jahn Fa
Application granted granted Critical
Publication of FR1404195A publication Critical patent/FR1404195A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • G01J1/4219—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for enlargers
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR69045038A 1963-08-06 1964-08-03 Method and apparatus for measuring illumination in the production of halftone and raster films from halftone negatives or color selections in photographic reproduction Expired FR1404195A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEB73007A DE1186317B (en) 1963-08-06 1963-08-06 Method and device for measuring the exposure for the production of halftone and halftone films from halftone negatives or color extracts in reproduction photography
DEB0073301 1963-08-29

Publications (1)

Publication Number Publication Date
FR1404195A true FR1404195A (en) 1965-06-25

Family

ID=25966733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR69045038A Expired FR1404195A (en) 1963-08-06 1964-08-03 Method and apparatus for measuring illumination in the production of halftone and raster films from halftone negatives or color selections in photographic reproduction

Country Status (2)

Country Link
CH (1) CH430452A (en)
FR (1) FR1404195A (en)

Also Published As

Publication number Publication date
CH430452A (en) 1967-02-15

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