ATE335998T1 - Verfahren und vorrichtung zur bestimmung von teilchen unter benutzung der reflexion eines mehrfachabtastenden strahls - Google Patents

Verfahren und vorrichtung zur bestimmung von teilchen unter benutzung der reflexion eines mehrfachabtastenden strahls

Info

Publication number
ATE335998T1
ATE335998T1 AT00109519T AT00109519T ATE335998T1 AT E335998 T1 ATE335998 T1 AT E335998T1 AT 00109519 T AT00109519 T AT 00109519T AT 00109519 T AT00109519 T AT 00109519T AT E335998 T1 ATE335998 T1 AT E335998T1
Authority
AT
Austria
Prior art keywords
beam spot
scanning
optical
circular path
reflection
Prior art date
Application number
AT00109519T
Other languages
English (en)
Inventor
Oliver Hamann
Original Assignee
Mettler Toledo Autochem Inc
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 Mettler Toledo Autochem Inc filed Critical Mettler Toledo Autochem Inc
Application granted granted Critical
Publication of ATE335998T1 publication Critical patent/ATE335998T1/de

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
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/51—Scattering, i.e. diffuse reflection within a body or fluid inside a container, e.g. in an ampoule
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0211—Investigating a scatter or diffraction pattern
    • 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
    • G01N2021/4704—Angular selective
    • G01N2021/4709—Backscatter
    • 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
    • G01N2201/10—Scanning
    • G01N2201/105—Purely optical scan
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4206—Optical features

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Mechanical Optical Scanning Systems (AREA)
AT00109519T 1999-05-04 2000-05-04 Verfahren und vorrichtung zur bestimmung von teilchen unter benutzung der reflexion eines mehrfachabtastenden strahls ATE335998T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13248099P 1999-05-04 1999-05-04

Publications (1)

Publication Number Publication Date
ATE335998T1 true ATE335998T1 (de) 2006-09-15

Family

ID=22454252

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00109519T ATE335998T1 (de) 1999-05-04 2000-05-04 Verfahren und vorrichtung zur bestimmung von teilchen unter benutzung der reflexion eines mehrfachabtastenden strahls

Country Status (7)

Country Link
US (1) US6449042B1 (de)
EP (1) EP1063512B1 (de)
JP (1) JP4455730B2 (de)
AT (1) ATE335998T1 (de)
AU (1) AU780158B2 (de)
CA (1) CA2307509A1 (de)
DE (1) DE60029878T2 (de)

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US8634072B2 (en) 2004-03-06 2014-01-21 Michael Trainer Methods and apparatus for determining characteristics of particles
DE102004040912A1 (de) * 2004-08-23 2006-03-09 Hauni Maschinenbau Ag Optische Kontrolle von Produkten der Tabakverarbeitenden Industrie
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DE102006043013A1 (de) * 2006-09-13 2008-03-27 Robert Bosch Gmbh Vorrichtung und Verfahren zur Messung wenigstens eines Parameters von Partikeln in einem Fluid
US9458451B2 (en) * 2007-06-21 2016-10-04 Gen-Probe Incorporated Multi-channel optical measurement instrument
JP4389991B2 (ja) * 2007-10-26 2009-12-24 ソニー株式会社 微小粒子の光学的測定方法及び光学的測定装置
EP2252871A2 (de) * 2008-02-01 2010-11-24 Cambridge Consultants Limited Vorrichtung und verfahren zur messung von strahlungsstreuung
US9007580B2 (en) 2011-04-11 2015-04-14 Schlumberger Norge As Method and apparatus for measuring particle size distribution in drilling fluid
CA2740587C (en) * 2008-10-23 2014-08-19 Egil Ronaes Method and apparatus for measuring particle size distribution in drilling fluid
CA2776996C (en) 2009-11-04 2015-06-30 Colgate-Palmolive Company Microfibrous cellulose having a particle size distribution for structured surfactant compositions
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AU2012222178B2 (en) 2011-02-24 2014-12-18 Gen-Probe Incorporated Systems and methods for distinguishing optical signals of different modulation frequencies in an optical signal detector
EP2746748B1 (de) 2011-08-15 2017-12-06 Olympus Corporation Fotometrische analysevorrichtung mit erkennung einzelner lichtemittierender partikel, verfahren für fotometrische analyse und computerprogramm für fotometrische analyse
CN103765196B (zh) 2011-08-26 2016-03-02 奥林巴斯株式会社 利用单个发光粒子检测的光分析装置及光分析方法
DE102013111256B4 (de) * 2013-10-11 2021-06-10 Sick Engineering Gmbh Vorrichtung zur Messung der Lichtstreuung und Verfahren zum Prüfen einer Empfangsoptik
DE102014109166A1 (de) 2014-07-01 2016-01-21 Parsum-Gesellschaft für Partikel-, Strömungs- und Umweltmeßtechnik mbH Verfahren zur Partikelformbestimmung
DE102014223151A1 (de) * 2014-11-13 2016-05-19 Robert Bosch Gmbh Partikelzähler
DE102015116474A1 (de) 2015-09-29 2017-03-30 Hochschule Reutlingen Verfahren zum Ermitteln von Deskriptoren, welche mit Eigenschaften eines Partikelkollektivs korrelieren
WO2017098597A1 (ja) 2015-12-09 2017-06-15 オリンパス株式会社 単一発光粒子検出を用いた光分析方法及び光分析装置
US9816859B1 (en) * 2016-05-13 2017-11-14 The United States Of America As Represented By The Secretary Of The Navy Imaging optical beam attenuation coefficient meter
EP3252446B1 (de) * 2016-05-30 2019-07-24 Hitachi High-Tech Analytical Science Limited Detektoranordnung zur analyse der elementaren zusammensetzung einer probe mittels optischer emissionsspektroskopie
EP3585541A1 (de) * 2017-03-31 2020-01-01 Precitec GmbH & Co. KG Vorrichtung und verfahren zur additiven fertigung
DE102018212685B4 (de) * 2018-07-30 2023-06-22 Robert Bosch Gmbh Optische Partikelsensorvorrichtung und entsprechendes Partikelmessverfahren
CN112119343B (zh) * 2019-02-02 2023-04-21 深圳市大疆创新科技有限公司 扫描模组及测距装置
CN109765159A (zh) * 2019-03-13 2019-05-17 陈美香 一种粉尘浓度检测仪
CN120928528A (zh) * 2024-05-08 2025-11-11 宜宾市极米光电有限公司 外接镜头和投影模组

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Also Published As

Publication number Publication date
US6449042B1 (en) 2002-09-10
CA2307509A1 (en) 2000-11-04
JP2001033384A (ja) 2001-02-09
AU780158B2 (en) 2005-03-03
EP1063512A3 (de) 2003-08-13
EP1063512A2 (de) 2000-12-27
DE60029878T2 (de) 2007-03-15
AU3252600A (en) 2000-11-16
DE60029878D1 (de) 2006-09-21
JP4455730B2 (ja) 2010-04-21
EP1063512B1 (de) 2006-08-09

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