FR1165452A - Photomètre photoélectrique - Google Patents

Photomètre photoélectrique

Info

Publication number
FR1165452A
FR1165452A FR1165452DA FR1165452A FR 1165452 A FR1165452 A FR 1165452A FR 1165452D A FR1165452D A FR 1165452DA FR 1165452 A FR1165452 A FR 1165452A
Authority
FR
France
Prior art keywords
photoelectric photometer
photometer
photoelectric
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)
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.)
Voigtlander AG
Original Assignee
Voigtlander AG
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 Voigtlander AG filed Critical Voigtlander AG
Application granted granted Critical
Publication of FR1165452A publication Critical patent/FR1165452A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00Photometry, e.g. photographic exposure meter
    • G01J1/42Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • G01J1/4214Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for view-taking apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR1165452D 1955-10-27 1956-10-26 Photomètre photoélectrique Expired FR1165452A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1165452X 1955-10-27

Publications (1)

Publication Number Publication Date
FR1165452A true FR1165452A (fr) 1958-10-27

Family

ID=7728844

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1165452D Expired FR1165452A (fr) 1955-10-27 1956-10-26 Photomètre photoélectrique

Country Status (1)

Country Link
FR (1) FR1165452A (fr)

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