FR1538232A - Posemètre - Google Patents

Posemètre

Info

Publication number
FR1538232A
FR1538232A FR122665A FR122665A FR1538232A FR 1538232 A FR1538232 A FR 1538232A FR 122665 A FR122665 A FR 122665A FR 122665 A FR122665 A FR 122665A FR 1538232 A FR1538232 A FR 1538232A
Authority
FR
France
Prior art keywords
light meter
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
FR122665A
Other languages
English (en)
Inventor
Helmut Schmitt
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.)
P Gossen and Co GmbH
Original Assignee
P Gossen and Co 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 P Gossen and Co GmbH filed Critical P Gossen and Co GmbH
Priority to FR122665A priority Critical patent/FR1538232A/fr
Application granted granted Critical
Publication of FR1538232A publication Critical patent/FR1538232A/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
    • G01J1/44—Electric circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR122665A 1967-09-28 1967-09-28 Posemètre Expired FR1538232A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR122665A FR1538232A (fr) 1967-09-28 1967-09-28 Posemètre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR122665A FR1538232A (fr) 1967-09-28 1967-09-28 Posemètre

Publications (1)

Publication Number Publication Date
FR1538232A true FR1538232A (fr) 1968-08-30

Family

ID=8639200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR122665A Expired FR1538232A (fr) 1967-09-28 1967-09-28 Posemètre

Country Status (1)

Country Link
FR (1) FR1538232A (fr)

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