FR1324659A - Electrical photomeasure apparatus - Google Patents

Electrical photomeasure apparatus

Info

Publication number
FR1324659A
FR1324659A FR899968A FR899968A FR1324659A FR 1324659 A FR1324659 A FR 1324659A FR 899968 A FR899968 A FR 899968A FR 899968 A FR899968 A FR 899968A FR 1324659 A FR1324659 A FR 1324659A
Authority
FR
France
Prior art keywords
photomeasure
electrical
photomeasure apparatus
electrical photomeasure
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
FR899968A
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
Ernst Leitz GmbH
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 Ernst Leitz Wetzlar GmbH, Ernst Leitz GmbH filed Critical Ernst Leitz Wetzlar GmbH
Priority to FR899968A priority Critical patent/FR1324659A/en
Application granted granted Critical
Publication of FR1324659A publication Critical patent/FR1324659A/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
    • G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR899968A 1962-06-06 1962-06-06 Electrical photomeasure apparatus Expired FR1324659A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR899968A FR1324659A (en) 1962-06-06 1962-06-06 Electrical photomeasure apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR899968A FR1324659A (en) 1962-06-06 1962-06-06 Electrical photomeasure apparatus

Publications (1)

Publication Number Publication Date
FR1324659A true FR1324659A (en) 1963-04-19

Family

ID=8780520

Family Applications (1)

Application Number Title Priority Date Filing Date
FR899968A Expired FR1324659A (en) 1962-06-06 1962-06-06 Electrical photomeasure apparatus

Country Status (1)

Country Link
FR (1) FR1324659A (en)

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