FR1003060A - Posemètre photo-électrique - Google Patents

Posemètre photo-électrique

Info

Publication number
FR1003060A
FR1003060A FR1003060DA FR1003060A FR 1003060 A FR1003060 A FR 1003060A FR 1003060D A FR1003060D A FR 1003060DA FR 1003060 A FR1003060 A FR 1003060A
Authority
FR
France
Prior art keywords
light meter
photoelectric light
photoelectric
meter
light
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
English (en)
Inventor
Paul Poirette
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 FR1003060A publication Critical patent/FR1003060A/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR1003060D 1946-11-28 1946-11-28 Posemètre photo-électrique Expired FR1003060A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1003060T 1946-11-28

Publications (1)

Publication Number Publication Date
FR1003060A true FR1003060A (fr) 1952-03-13

Family

ID=9562642

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1003060D Expired FR1003060A (fr) 1946-11-28 1946-11-28 Posemètre photo-électrique

Country Status (1)

Country Link
FR (1) FR1003060A (fr)

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