DE3685936T2 - Photodensitometer. - Google Patents

Photodensitometer.

Info

Publication number
DE3685936T2
DE3685936T2 DE8686308483T DE3685936T DE3685936T2 DE 3685936 T2 DE3685936 T2 DE 3685936T2 DE 8686308483 T DE8686308483 T DE 8686308483T DE 3685936 T DE3685936 T DE 3685936T DE 3685936 T2 DE3685936 T2 DE 3685936T2
Authority
DE
Germany
Prior art keywords
photodensitometer
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 - Fee Related
Application number
DE8686308483T
Other languages
English (en)
Other versions
DE3685936D1 (en
Inventor
Gerald L Klein
Gene D Russell
Steven R Day
Jerrold D Liebermann
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.)
Genetic Systems Corp
Original Assignee
Genetic Systems Corp
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 Genetic Systems Corp filed Critical Genetic Systems Corp
Application granted granted Critical
Publication of DE3685936D1 publication Critical patent/DE3685936D1/de
Publication of DE3685936T2 publication Critical patent/DE3685936T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N21/253—Colorimeters; Construction thereof for batch operation, i.e. multisample apparatus
    • 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
    • G01N2201/04—Batch operation; multisample devices
    • G01N2201/0446—Multicell plate, sequential
    • 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
    • G01N2201/062—LED's
    • G01N2201/0621—Supply
DE8686308483T 1985-10-31 1986-10-30 Photodensitometer. Expired - Fee Related DE3685936T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/793,653 US4730921A (en) 1985-10-31 1985-10-31 Photodensitometer for minimizing the refractive effects of a fluid sample

Publications (2)

Publication Number Publication Date
DE3685936D1 DE3685936D1 (en) 1992-08-13
DE3685936T2 true DE3685936T2 (de) 1993-03-04

Family

ID=25160464

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686308483T Expired - Fee Related DE3685936T2 (de) 1985-10-31 1986-10-30 Photodensitometer.

Country Status (5)

Country Link
US (1) US4730921A (de)
EP (1) EP0221779B1 (de)
JP (1) JP2573933B2 (de)
CA (1) CA1290246C (de)
DE (1) DE3685936T2 (de)

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GB8919006D0 (en) * 1989-08-21 1989-10-04 Unilever Plc Granulated bleach activator particles
US5082628A (en) * 1989-09-19 1992-01-21 Park Pharmaceuticals, Inc. Luminometer
JPH0678978B2 (ja) * 1990-05-25 1994-10-05 スズキ株式会社 凝集パターン検出装置
US5696580A (en) * 1994-05-11 1997-12-09 Kyoto Dai-Ichi Kagaku Co., Ltd. Method of and apparatus for measuring absorbance, component concentration or specific gravity of liquid sample
US6258326B1 (en) 1997-09-20 2001-07-10 Ljl Biosystems, Inc. Sample holders with reference fiducials
US6469311B1 (en) 1997-07-16 2002-10-22 Molecular Devices Corporation Detection device for light transmitted from a sensed volume
US6097025A (en) * 1997-10-31 2000-08-01 Ljl Biosystems, Inc. Light detection device having an optical-path switching mechanism
US6071748A (en) 1997-07-16 2000-06-06 Ljl Biosystems, Inc. Light detection device
US6043880A (en) * 1997-09-15 2000-03-28 Becton Dickinson And Company Automated optical reader for nucleic acid assays
US6597450B1 (en) 1997-09-15 2003-07-22 Becton, Dickinson And Company Automated Optical Reader for Nucleic Acid Assays
US6576476B1 (en) 1998-09-02 2003-06-10 Ljl Biosystems, Inc. Chemiluminescence detection method and device
US6326605B1 (en) 1998-02-20 2001-12-04 Ljl Biosystems, Inc. Broad range light detection system
US6982431B2 (en) * 1998-08-31 2006-01-03 Molecular Devices Corporation Sample analysis systems
WO2000050877A1 (en) 1999-02-23 2000-08-31 Ljl Biosystems, Inc. Frequency-domain light detection device
US6297018B1 (en) 1998-04-17 2001-10-02 Ljl Biosystems, Inc. Methods and apparatus for detecting nucleic acid polymorphisms
US6992761B2 (en) * 1997-09-20 2006-01-31 Molecular Devices Corporation Broad range light detection system
US6825921B1 (en) 1999-11-10 2004-11-30 Molecular Devices Corporation Multi-mode light detection system
EP1071942A1 (de) 1998-04-17 2001-01-31 LJL Biosystems, Inc. Vorrichtungen und systeme zum halten von proben
AU5667599A (en) 1998-07-27 2000-02-21 Ljl Biosystems, Inc. Apparatus and methods for time-resolved spectroscopic measurements
AU5223899A (en) * 1998-07-27 2000-02-21 Ljl Biosystems, Inc. Apparatus and methods for spectroscopic measurements
GB0001568D0 (en) * 2000-01-24 2000-03-15 Isis Innovation Method and apparatus for measuring surface configuration
DE10047007C2 (de) * 2000-09-22 2002-08-29 Fraunhofer Ges Forschung Verfahren zum Nachweis eines Analyten in einem Probenträger und entsprechende Vorrichtung
WO2002061858A2 (en) * 2000-11-17 2002-08-08 Thermogenic Imaging, Inc. Apparatus and methods for infrared calorimetric measurements
US20020132360A1 (en) * 2000-11-17 2002-09-19 Flir Systems Boston, Inc. Apparatus and methods for infrared calorimetric measurements
US20040110301A1 (en) * 2000-11-17 2004-06-10 Neilson Andy C Apparatus and methods for measuring reaction byproducts
US20040029260A1 (en) * 2002-05-17 2004-02-12 Hansen Timothy R. Automated system for isolating, amplifying and detecting a target nucleic acid sequence
US20040087010A1 (en) * 2002-11-04 2004-05-06 Chung-Hua Tsai Micro ELISA reader
RU2632719C2 (ru) * 2015-06-09 2017-10-09 Федеральное государственное бюджетное научное учреждение "Научный центр психического здоровья" Прибор для биомедицинских и токсикологических исследований
WO2017062644A1 (en) * 2015-10-06 2017-04-13 Hinds Instruments, Inc. Mitigating meniscus effects in vertically oriented circular dichroism spectrometery
RU197750U1 (ru) * 2019-12-17 2020-05-26 Федеральное государственное бюджетное образовательное учреждение высшего образования "Самарский государственный медицинский университет" Министерства здравоохранения Российской Федерации Портативный многоволновой фотометр для анализа жидкостей

Family Cites Families (23)

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Publication number Priority date Publication date Assignee Title
US2942515A (en) * 1956-07-20 1960-06-28 Bernardini Angelo Photoelectric colorimeter
US3883308A (en) * 1967-05-12 1975-05-13 Centre Nat Rech Scient Apparatus for analysing liquid substances likely to form agglutinates
US3523738A (en) * 1968-04-23 1970-08-11 Bausch & Lomb Lens system for the sample compartment of spectrophotometers,colorimeters and the like
US3982838A (en) * 1974-03-12 1976-09-28 The United States Of America As Represented By The United States Energy Research And Development Administration Compact fast analyzer of rotary cuvette type
US4004150A (en) * 1975-05-01 1977-01-18 Samuel Natelson Analytical multiple component readout system
US4115010A (en) * 1976-02-03 1978-09-19 Merck & Co., Inc. Automated plate reader
FR2368709A1 (fr) * 1976-10-19 1978-05-19 Pasteur Institut Photometre automatique
NL7804144A (nl) * 1978-04-18 1979-10-22 Akzo Nv Inrichting voor clorimetrische bepalingen.
US4240751A (en) * 1978-11-09 1980-12-23 Akzona Incorporated Method and apparatus for specific binding substances
JPS562562A (en) * 1979-06-21 1981-01-12 Olympus Optical Co Ltd Deciding method for particle coagulation pattern
JPS6145479Y2 (de) * 1979-09-10 1986-12-20
US4299493A (en) * 1979-12-10 1981-11-10 Harrison Venton R Auto-optical centering device for photometers
US4392756A (en) * 1979-12-31 1983-07-12 Gold Star Company, Ltd. Serial printing apparatus
US4367043A (en) * 1980-05-05 1983-01-04 Leland Stanford Junior University Method and means for delivering liquid samples to a sample scanning device
US4392746A (en) * 1980-12-08 1983-07-12 Portalab Instruments Limited Portable photometer
JPS57132038A (en) * 1981-02-10 1982-08-16 Olympus Optical Co Ltd Photometric device
US4397560A (en) * 1981-04-23 1983-08-09 Bio-Tek Instruments, Inc. Photometer with microtray well position indicator
JPS57182651A (en) * 1981-05-07 1982-11-10 Olympus Optical Co Ltd Detection apparatus of particle agglomeration pattern
US4498782A (en) * 1981-05-29 1985-02-12 Science Research Center, Inc. Assembly for determining light transmissiveness of a fluid
US4432642A (en) * 1981-10-06 1984-02-21 Tolles Walter E Nephelometer
FR2535058B1 (fr) * 1982-10-21 1987-08-21 Materiel Biomedical Dispositif pour la detection et la quantification d'agglutinats
US4580895A (en) * 1983-10-28 1986-04-08 Dynatech Laboratories, Incorporated Sample-scanning photometer
WO1985002259A1 (en) * 1983-11-21 1985-05-23 Labsystems Oy Method for the determination of the results of agglutination reactions

Also Published As

Publication number Publication date
JPS62175649A (ja) 1987-08-01
JP2573933B2 (ja) 1997-01-22
CA1290246C (en) 1991-10-08
EP0221779B1 (de) 1992-07-08
EP0221779A2 (de) 1987-05-13
EP0221779A3 (en) 1989-10-11
DE3685936D1 (en) 1992-08-13
US4730921A (en) 1988-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee