FR964278A - - Google Patents

Info

Publication number
FR964278A
FR964278A FR964278DA FR964278A FR 964278 A FR964278 A FR 964278A FR 964278D A FR964278D A FR 964278DA FR 964278 A FR964278 A FR 964278A
Authority
FR
France
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
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.)
Publication date
Application granted granted Critical
Publication of FR964278A publication Critical patent/FR964278A/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)
  • Spectrometry And Color Measurement (AREA)
FR964278D 1948-12-31 Expired FR964278A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3360248A GB655650A (en) 1948-12-31 1948-12-31 Improvements in and relating to photo-electric colorimetry

Publications (1)

Publication Number Publication Date
FR964278A true FR964278A (fr) 1950-08-09

Family

ID=10355050

Family Applications (1)

Application Number Title Priority Date Filing Date
FR964278D Expired FR964278A (fr) 1948-12-31

Country Status (2)

Country Link
FR (1) FR964278A (fr)
GB (1) GB655650A (fr)

Also Published As

Publication number Publication date
GB655650A (en) 1951-07-25

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