FR908610A - Photomètre radio-photo-électrique - Google Patents

Photomètre radio-photo-électrique

Info

Publication number
FR908610A
FR908610A FR908610DA FR908610A FR 908610 A FR908610 A FR 908610A FR 908610D A FR908610D A FR 908610DA FR 908610 A FR908610 A FR 908610A
Authority
FR
France
Prior art keywords
radio
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)
Inventor
Emile-Marie Lasserre
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 FR908610A publication Critical patent/FR908610A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/251—Colorimeters; Construction thereof

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
FR908610D 1945-01-05 1945-01-05 Photomètre radio-photo-électrique Expired FR908610A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR908610T 1945-01-05

Publications (1)

Publication Number Publication Date
FR908610A true FR908610A (fr) 1946-04-15

Family

ID=9407278

Family Applications (1)

Application Number Title Priority Date Filing Date
FR908610D Expired FR908610A (fr) 1945-01-05 1945-01-05 Photomètre radio-photo-électrique

Country Status (1)

Country Link
FR (1) FR908610A (fr)

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