FR1272999A - Further development of densitometers - Google Patents

Further development of densitometers

Info

Publication number
FR1272999A
FR1272999A FR836574A FR836574A FR1272999A FR 1272999 A FR1272999 A FR 1272999A FR 836574 A FR836574 A FR 836574A FR 836574 A FR836574 A FR 836574A FR 1272999 A FR1272999 A FR 1272999A
Authority
FR
France
Prior art keywords
densitometers
further development
development
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
FR836574A
Other languages
French (fr)
Inventor
Vladimir Matveeff
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
Priority to FR836574A priority Critical patent/FR1272999A/en
Priority to DE1961M0038991 priority patent/DE1855255U/en
Application granted granted Critical
Publication of FR1272999A publication Critical patent/FR1272999A/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
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
    • G01J1/28—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source
    • G01J1/30—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR836574A 1960-08-24 1960-08-24 Further development of densitometers Expired FR1272999A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR836574A FR1272999A (en) 1960-08-24 1960-08-24 Further development of densitometers
DE1961M0038991 DE1855255U (en) 1960-08-24 1961-08-11 DENSITOMETER.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR836574A FR1272999A (en) 1960-08-24 1960-08-24 Further development of densitometers

Publications (1)

Publication Number Publication Date
FR1272999A true FR1272999A (en) 1961-10-06

Family

ID=8737864

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836574A Expired FR1272999A (en) 1960-08-24 1960-08-24 Further development of densitometers

Country Status (2)

Country Link
DE (1) DE1855255U (en)
FR (1) FR1272999A (en)

Also Published As

Publication number Publication date
DE1855255U (en) 1962-07-19

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