FR911091A - Improvements to photographic printers - Google Patents

Improvements to photographic printers

Info

Publication number
FR911091A
FR911091A FR911091DA FR911091A FR 911091 A FR911091 A FR 911091A FR 911091D A FR911091D A FR 911091DA FR 911091 A FR911091 A FR 911091A
Authority
FR
France
Prior art keywords
photographic printers
printers
photographic
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
Other languages
French (fr)
Inventor
Jean-Alfred-Alphonse Gardin
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 filed Critical
Application granted granted Critical
Publication of FR911091A publication Critical patent/FR911091A/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
    • G01J1/4223—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for copy - or printing apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR911091D 1944-12-29 1944-12-29 Improvements to photographic printers Expired FR911091A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR911091T 1944-12-29

Publications (1)

Publication Number Publication Date
FR911091A true FR911091A (en) 1946-06-27

Family

ID=9416604

Family Applications (1)

Application Number Title Priority Date Filing Date
FR911091D Expired FR911091A (en) 1944-12-29 1944-12-29 Improvements to photographic printers

Country Status (1)

Country Link
FR (1) FR911091A (en)

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