DK1416264T3 - Læsehoved til diffus refleksion - Google Patents

Læsehoved til diffus refleksion

Info

Publication number
DK1416264T3
DK1416264T3 DK03024612T DK03024612T DK1416264T3 DK 1416264 T3 DK1416264 T3 DK 1416264T3 DK 03024612 T DK03024612 T DK 03024612T DK 03024612 T DK03024612 T DK 03024612T DK 1416264 T3 DK1416264 T3 DK 1416264T3
Authority
DK
Denmark
Prior art keywords
light
aperture
readhead
detector
sample
Prior art date
Application number
DK03024612T
Other languages
English (en)
Inventor
Andrew J Dosmann
Mohammad A Kheiri
Original Assignee
Bayer Healthcare Llc
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 Bayer Healthcare Llc filed Critical Bayer Healthcare Llc
Application granted granted Critical
Publication of DK1416264T3 publication Critical patent/DK1416264T3/da

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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • 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
    • G01N21/3151—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 using two sources of radiation of different wavelengths
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N2021/4776—Miscellaneous in diffuse reflection devices
    • G01N2021/478—Application in testing analytical test strips
    • 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
    • G01N2201/064—Stray light conditioning
    • G01N2201/0642—Light traps; baffles

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Toxicology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Head (AREA)
  • Spectrometry And Color Measurement (AREA)
DK03024612T 2002-10-29 2003-10-25 Læsehoved til diffus refleksion DK1416264T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42162602P 2002-10-29 2002-10-29

Publications (1)

Publication Number Publication Date
DK1416264T3 true DK1416264T3 (da) 2008-08-11

Family

ID=32094170

Family Applications (1)

Application Number Title Priority Date Filing Date
DK03024612T DK1416264T3 (da) 2002-10-29 2003-10-25 Læsehoved til diffus refleksion

Country Status (9)

Country Link
US (2) US7304743B2 (da)
EP (1) EP1416264B1 (da)
JP (1) JP2004151099A (da)
AT (1) ATE392608T1 (da)
AU (1) AU2003257908A1 (da)
CA (1) CA2446368C (da)
DE (1) DE60320355T2 (da)
DK (1) DK1416264T3 (da)
ES (1) ES2303881T3 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2446368C (en) * 2002-10-29 2014-10-14 Bayer Healthcare Llc Diffuse reflectance readhead
US20060066850A1 (en) * 2004-09-29 2006-03-30 Fuji Photo Film Co., Ltd. Light measuring device, biochemical analyzer, biochemical analysis method, and spectrophotometer
CA2531206A1 (en) * 2004-12-23 2006-06-23 Brytech Inc. Colorimetric device and colour determination process
CA2630539A1 (en) * 2005-11-21 2007-05-24 Nir Diagnostics Inc. Modified method and apparatus for measuring analytes
WO2016014393A1 (en) 2014-07-23 2016-01-28 Bayer Healthcare Llc Light switching indicators by wavelength filtration

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3150264A (en) * 1961-10-09 1964-09-22 Gen Electric Infrared reflection and absorption system for measuring the quantity of a substance that is sorbed in a base material
US3910701A (en) * 1973-07-30 1975-10-07 George R Henderson Method and apparatus for measuring light reflectance absorption and or transmission
US4265545A (en) * 1979-07-27 1981-05-05 Intec Corporation Multiple source laser scanning inspection system
DE3242219C1 (de) * 1982-11-15 1984-02-16 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optisches Markenerkennungsgeraet
DE3626373A1 (de) * 1986-08-05 1988-02-18 Fritz Kurandt Vorrichtung zur schnellen farbmessung an unterschiedlichen proben
US5090795A (en) * 1987-10-22 1992-02-25 Hughes Aircraft Company Integrated adaptive optics apparatus
SE466157B (sv) * 1989-04-25 1992-01-07 Migrata Uk Ltd Saett att bestaemma glukoshalten hos helblod samt engaangskuvett foer detta
US5278816A (en) * 1989-09-22 1994-01-11 Russell James T Recording/reproducing system using wavelength/depth selective optical storage medium
US5723282A (en) 1991-07-08 1998-03-03 The American National Red Cross Method of preparing organs for vitrification
KR100193586B1 (ko) * 1995-04-06 1999-06-15 타테이시 요시오 반사형 광전 감지장치
US5611999A (en) 1995-09-05 1997-03-18 Bayer Corporation Diffused light reflectance readhead
US5518689A (en) * 1995-09-05 1996-05-21 Bayer Corporation Diffused light reflectance readhead
US5723284A (en) * 1996-04-01 1998-03-03 Bayer Corporation Control solution and method for testing the performance of an electrochemical device for determining the concentration of an analyte in blood
US6043506A (en) * 1997-08-13 2000-03-28 Bio-Rad Laboratories, Inc. Multi parameter scanner
US6181417B1 (en) 1998-04-20 2001-01-30 Bayer Corporation Photometric readhead with light-shaping plate
US6152942A (en) 1999-06-14 2000-11-28 Bayer Corporation Vacuum assisted lancing device
WO2001043113A1 (en) * 1999-12-09 2001-06-14 Koninklijke Philips Electronics N.V. Display systems incorporating light-emitting diode light source
US6872221B2 (en) * 2002-08-05 2005-03-29 Larry Robert Lytle Therapeutic low level laser apparatus and method
CA2446368C (en) * 2002-10-29 2014-10-14 Bayer Healthcare Llc Diffuse reflectance readhead

Also Published As

Publication number Publication date
US20080062425A1 (en) 2008-03-13
EP1416264B1 (en) 2008-04-16
US20040090615A1 (en) 2004-05-13
CA2446368A1 (en) 2004-04-29
DE60320355D1 (de) 2008-05-29
CA2446368C (en) 2014-10-14
US7483141B2 (en) 2009-01-27
EP1416264A3 (en) 2004-06-09
ATE392608T1 (de) 2008-05-15
AU2003257908A1 (en) 2004-05-20
EP1416264A2 (en) 2004-05-06
ES2303881T3 (es) 2008-09-01
JP2004151099A (ja) 2004-05-27
DE60320355T2 (de) 2009-05-07
US7304743B2 (en) 2007-12-04

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