CH385007A - Apparatus for the optical copying of photographic negatives - Google Patents

Apparatus for the optical copying of photographic negatives

Info

Publication number
CH385007A
CH385007A CH1260060A CH1260060A CH385007A CH 385007 A CH385007 A CH 385007A CH 1260060 A CH1260060 A CH 1260060A CH 1260060 A CH1260060 A CH 1260060A CH 385007 A CH385007 A CH 385007A
Authority
CH
Switzerland
Prior art keywords
photographic negatives
optical copying
copying
optical
negatives
Prior art date
Application number
CH1260060A
Other languages
German (de)
Inventor
Baum Walter
Walter Dr Grossmann
Original Assignee
Fabag Fotogewerbliche Apparate
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 Fabag Fotogewerbliche Apparate filed Critical Fabag Fotogewerbliche Apparate
Publication of CH385007A publication Critical patent/CH385007A/en

Links

Classifications

    • 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
    • G03C5/08—Photoprinting; Processes and means for preventing photoprinting
    • 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)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
CH1260060A 1959-11-19 1960-11-11 Apparatus for the optical copying of photographic negatives CH385007A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA33334A DE1109022B (en) 1959-11-19 1959-11-19 Apparatus for the optical copying of photographic negatives

Publications (1)

Publication Number Publication Date
CH385007A true CH385007A (en) 1965-02-26

Family

ID=6928122

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1260060A CH385007A (en) 1959-11-19 1960-11-11 Apparatus for the optical copying of photographic negatives

Country Status (3)

Country Link
CH (1) CH385007A (en)
DE (1) DE1109022B (en)
GB (1) GB953195A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1182051B (en) * 1962-05-29 1964-11-19 Pako Corp Photographic light meter for a photocopier
DE1218281B (en) * 1962-06-26 1966-06-02 Gretag Ag Photographic copier with exposure control
DE1202633B (en) * 1964-06-03 1965-10-07 Mikrofilm Ges Mit Beschraenkte Process for an automatic light control in microfilm recording devices for recording documents, drawings, etc. like

Also Published As

Publication number Publication date
GB953195A (en) 1964-03-25
DE1109022B (en) 1961-06-15

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