FR1088334A - Optical detection method and device - Google Patents

Optical detection method and device

Info

Publication number
FR1088334A
FR1088334A FR1088334DA FR1088334A FR 1088334 A FR1088334 A FR 1088334A FR 1088334D A FR1088334D A FR 1088334DA FR 1088334 A FR1088334 A FR 1088334A
Authority
FR
France
Prior art keywords
detection method
optical detection
optical
detection
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
French (fr)
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.)
S E A V O M
Original Assignee
S E A V O M
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 S E A V O M filed Critical S E A V O M
Application granted granted Critical
Publication of FR1088334A publication Critical patent/FR1088334A/en
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
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G01J3/433—Modulation spectrometry; Derivative spectrometry
FR1088334D 1953-08-21 1953-08-21 Optical detection method and device Expired FR1088334A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1088334T 1953-08-21

Publications (1)

Publication Number Publication Date
FR1088334A true FR1088334A (en) 1955-03-07

Family

ID=9613813

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1088334D Expired FR1088334A (en) 1953-08-21 1953-08-21 Optical detection method and device

Country Status (1)

Country Link
FR (1) FR1088334A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1623768B1 (en) * 1967-07-04 1971-09-23 Leitz Ernst Gmbh PHOTOELECTRIC DEVICE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1623768B1 (en) * 1967-07-04 1971-09-23 Leitz Ernst Gmbh PHOTOELECTRIC DEVICE

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