SE380635B - Anordning for automatisk reglering av exponeringstiden vid en reproduktionskamera eller liknande fotografisk apparat - Google Patents

Anordning for automatisk reglering av exponeringstiden vid en reproduktionskamera eller liknande fotografisk apparat

Info

Publication number
SE380635B
SE380635B SE7400638A SE7400638A SE380635B SE 380635 B SE380635 B SE 380635B SE 7400638 A SE7400638 A SE 7400638A SE 7400638 A SE7400638 A SE 7400638A SE 380635 B SE380635 B SE 380635B
Authority
SE
Sweden
Prior art keywords
automatic control
exposure time
photographic apparatus
reproduction camera
similar photographic
Prior art date
Application number
SE7400638A
Other languages
English (en)
Swedish (sv)
Other versions
SE7400638L (en, 2012
Inventor
J K Karlstrom
Original Assignee
J K Karlstrom
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 J K Karlstrom filed Critical J K Karlstrom
Priority to SE7400638A priority Critical patent/SE380635B/xx
Priority to DE19742461036 priority patent/DE2461036A1/de
Priority to IT19344/75A priority patent/IT1028422B/it
Priority to FR7501386A priority patent/FR2258646A1/fr
Publication of SE7400638L publication Critical patent/SE7400638L/xx
Publication of SE380635B publication Critical patent/SE380635B/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
    • 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)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
SE7400638A 1974-01-17 1974-01-17 Anordning for automatisk reglering av exponeringstiden vid en reproduktionskamera eller liknande fotografisk apparat SE380635B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE7400638A SE380635B (sv) 1974-01-17 1974-01-17 Anordning for automatisk reglering av exponeringstiden vid en reproduktionskamera eller liknande fotografisk apparat
DE19742461036 DE2461036A1 (de) 1974-01-17 1974-12-23 Vorrichtung zur automatischen regelung der laenge der belichtungszeit bei einer reproduktionskamera oder einem aehnlichen fotografischen apparat
IT19344/75A IT1028422B (it) 1974-01-17 1975-01-17 Apparecchio per controllare automaticamente la durata del tempo di esposizione in una macchina fotografica per riproduzioni fotomeccaniche o dispositivo fotografico simile
FR7501386A FR2258646A1 (en) 1974-01-17 1975-01-17 Automatic exposure controller for reproduction camera - has drive moving photocell over image plane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7400638A SE380635B (sv) 1974-01-17 1974-01-17 Anordning for automatisk reglering av exponeringstiden vid en reproduktionskamera eller liknande fotografisk apparat

Publications (2)

Publication Number Publication Date
SE7400638L SE7400638L (en, 2012) 1975-09-19
SE380635B true SE380635B (sv) 1975-11-10

Family

ID=20319942

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7400638A SE380635B (sv) 1974-01-17 1974-01-17 Anordning for automatisk reglering av exponeringstiden vid en reproduktionskamera eller liknande fotografisk apparat

Country Status (4)

Country Link
DE (1) DE2461036A1 (en, 2012)
FR (1) FR2258646A1 (en, 2012)
IT (1) IT1028422B (en, 2012)
SE (1) SE380635B (en, 2012)

Also Published As

Publication number Publication date
IT1028422B (it) 1979-01-30
DE2461036A1 (de) 1975-07-24
FR2258646A1 (en) 1975-08-18
FR2258646B3 (en, 2012) 1977-10-14
SE7400638L (en, 2012) 1975-09-19

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