FR982139A - Appareil-analyseur photoélectrique - Google Patents

Appareil-analyseur photoélectrique

Info

Publication number
FR982139A
FR982139A FR982139DA FR982139A FR 982139 A FR982139 A FR 982139A FR 982139D A FR982139D A FR 982139DA FR 982139 A FR982139 A FR 982139A
Authority
FR
France
Prior art keywords
analyzer device
photoelectric analyzer
photoelectric
analyzer
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
Alexandre Magat
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 FR982139A publication Critical patent/FR982139A/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)
FR982139D 1949-01-12 1949-01-12 Appareil-analyseur photoélectrique Expired FR982139A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR982139T 1949-01-12

Publications (1)

Publication Number Publication Date
FR982139A true FR982139A (fr) 1951-06-04

Family

ID=9535146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR982139D Expired FR982139A (fr) 1949-01-12 1949-01-12 Appareil-analyseur photoélectrique

Country Status (1)

Country Link
FR (1) FR982139A (fr)

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