WO1991014157A3 - Spectrometre acousto-optique a double faisceau accordable - Google Patents

Spectrometre acousto-optique a double faisceau accordable Download PDF

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Publication number
WO1991014157A3
WO1991014157A3 PCT/EP1991/000413 EP9100413W WO9114157A3 WO 1991014157 A3 WO1991014157 A3 WO 1991014157A3 EP 9100413 W EP9100413 W EP 9100413W WO 9114157 A3 WO9114157 A3 WO 9114157A3
Authority
WO
WIPO (PCT)
Prior art keywords
acousto
radiation
filter
double
optic tunable
Prior art date
Application number
PCT/EP1991/000413
Other languages
German (de)
English (en)
Other versions
WO1991014157A2 (fr
Inventor
Gabor J Kemeny
Carl G Soryn
Howard Mark
Robert E Rachlis
James Evans
Aamir Ashraf
Original Assignee
Bran & Luebbe
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23940717&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO1991014157(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bran & Luebbe filed Critical Bran & Luebbe
Priority to DE59105570T priority Critical patent/DE59105570D1/de
Priority to EP91906279A priority patent/EP0476088B1/fr
Publication of WO1991014157A2 publication Critical patent/WO1991014157A2/fr
Publication of WO1991014157A3 publication Critical patent/WO1991014157A3/fr

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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/05—Flow-through cuvettes
    • 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
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/1256—Generating the spectrum; Monochromators using acousto-optic tunable filter
    • 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
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N2021/0346—Capillary cells; Microcells
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/0332—Cuvette constructions with temperature control
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/063—Illuminating optical parts
    • G01N2201/0638—Refractive parts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides

Abstract

Spectromètre à double faisceau accordable de manière acousto-optique comprenant une source de rayonnement (102), un filtre accordable de manière acousto-optique (114), une commande pour le filtre acousto-optique à fréquence prédéterminée, le filtre étant biréfringent et le rayonnement incident divisé en un premier (TE) et en un second rayonnement (TO) d'orientation différente et d'une fréquence déterminée, ainsi qu'en un rayonnement (NT) situé en dehors de la fréquence, et des dispositifs de concentration du premier rayonnement, afin d'analyser un échantillon, ainsi que des dispositifs de concentration du second rayonnement, utilisé comme référence.
PCT/EP1991/000413 1990-03-05 1991-03-05 Spectrometre acousto-optique a double faisceau accordable WO1991014157A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE59105570T DE59105570D1 (de) 1990-03-05 1991-03-05 Ein akusto-optisches abstimmbares zweistrahl-spektrometer.
EP91906279A EP0476088B1 (fr) 1990-03-05 1991-03-05 Spectrometre acousto-optique a double faisceau accordable

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US488,687 1990-03-05
US07/488,687 US5039855A (en) 1990-03-05 1990-03-05 Dual beam acousto-optic tunable spectrometer

Publications (2)

Publication Number Publication Date
WO1991014157A2 WO1991014157A2 (fr) 1991-09-19
WO1991014157A3 true WO1991014157A3 (fr) 1992-01-09

Family

ID=23940717

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1991/000413 WO1991014157A2 (fr) 1990-03-05 1991-03-05 Spectrometre acousto-optique a double faisceau accordable

Country Status (6)

Country Link
US (1) US5039855A (fr)
EP (1) EP0476088B1 (fr)
JP (1) JPH04505513A (fr)
CA (1) CA2056432C (fr)
DE (1) DE59105570D1 (fr)
WO (1) WO1991014157A2 (fr)

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US6621916B1 (en) * 1999-09-02 2003-09-16 West Virginia University Method and apparatus for determining document authenticity
EP2400288A1 (fr) 2002-02-11 2011-12-28 Bayer Corporation Dispositif non-invasif de détermination d'analytes dans des fluides physiologiques
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WO2006113476A2 (fr) * 2005-04-15 2006-10-26 Bayer Healthcare Llc Systeme non invasif de mesure de glucose dans le corps
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Also Published As

Publication number Publication date
WO1991014157A2 (fr) 1991-09-19
US5039855A (en) 1991-08-13
JPH04505513A (ja) 1992-09-24
CA2056432C (fr) 1996-05-07
EP0476088B1 (fr) 1995-05-24
CA2056432A1 (fr) 1991-09-06
EP0476088A1 (fr) 1992-03-25
DE59105570D1 (de) 1995-06-29

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