FR1300643A - Posemètre ultra-sensible - Google Patents

Posemètre ultra-sensible

Info

Publication number
FR1300643A
FR1300643A FR873514A FR873514A FR1300643A FR 1300643 A FR1300643 A FR 1300643A FR 873514 A FR873514 A FR 873514A FR 873514 A FR873514 A FR 873514A FR 1300643 A FR1300643 A FR 1300643A
Authority
FR
France
Prior art keywords
ultra
light meter
sensitive light
sensitive
meter
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
FR873514A
Other languages
English (en)
Inventor
Hans Forsterling
Richard Schonheinz
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 FR873514A priority Critical patent/FR1300643A/fr
Application granted granted Critical
Publication of FR1300643A publication Critical patent/FR1300643A/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
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • G01J1/4214—Photoelectric 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)
FR873514A 1961-09-18 1961-09-18 Posemètre ultra-sensible Expired FR1300643A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR873514A FR1300643A (fr) 1961-09-18 1961-09-18 Posemètre ultra-sensible

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR873514A FR1300643A (fr) 1961-09-18 1961-09-18 Posemètre ultra-sensible

Publications (1)

Publication Number Publication Date
FR1300643A true FR1300643A (fr) 1962-08-03

Family

ID=8763048

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873514A Expired FR1300643A (fr) 1961-09-18 1961-09-18 Posemètre ultra-sensible

Country Status (1)

Country Link
FR (1) FR1300643A (fr)

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