NL173679C - PHOTOMETER FOR MEASURING THE TOTAL RADIANT ENERGY DISTRIBUTED BY A TEST QUANTITY UNDER A SELECTED ANGLE. - Google Patents

PHOTOMETER FOR MEASURING THE TOTAL RADIANT ENERGY DISTRIBUTED BY A TEST QUANTITY UNDER A SELECTED ANGLE.

Info

Publication number
NL173679C
NL173679C NL7100938A NL7100938A NL173679C NL 173679 C NL173679 C NL 173679C NL 7100938 A NL7100938 A NL 7100938A NL 7100938 A NL7100938 A NL 7100938A NL 173679 C NL173679 C NL 173679C
Authority
NL
Netherlands
Prior art keywords
photometer
measuring
radiant energy
selected angle
quantity under
Prior art date
Application number
NL7100938A
Other languages
Dutch (nl)
Other versions
NL7100938A (en
NL173679B (en
Original Assignee
Beckman Instruments 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 Beckman Instruments Inc filed Critical Beckman Instruments Inc
Publication of NL7100938A publication Critical patent/NL7100938A/xx
Publication of NL173679B publication Critical patent/NL173679B/en
Application granted granted Critical
Publication of NL173679C publication Critical patent/NL173679C/en

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
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • 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
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/065—Investigating concentration of particle suspensions using condensation nuclei counters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NL7100938A 1970-01-29 1971-01-25 PHOTOMETER FOR MEASURING THE TOTAL RADIANT ENERGY DISTRIBUTED BY A TEST QUANTITY UNDER A SELECTED ANGLE. NL173679C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US690370A 1970-01-29 1970-01-29
US9679170A 1970-12-21 1970-12-21

Publications (3)

Publication Number Publication Date
NL7100938A NL7100938A (en) 1971-08-02
NL173679B NL173679B (en) 1983-09-16
NL173679C true NL173679C (en) 1984-02-16

Family

ID=26676233

Family Applications (2)

Application Number Title Priority Date Filing Date
NL7100938A NL173679C (en) 1970-01-29 1971-01-25 PHOTOMETER FOR MEASURING THE TOTAL RADIANT ENERGY DISTRIBUTED BY A TEST QUANTITY UNDER A SELECTED ANGLE.
NL8302326A NL8302326A (en) 1970-01-29 1983-06-30 PHOTOMETER FOR MEASURING THE TOTAL RADIANT SCREENED BY A TEST QUANTITY AND MEASURING DIRECTLY TRANSMISSION ENERGY THROUGH THIS.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL8302326A NL8302326A (en) 1970-01-29 1983-06-30 PHOTOMETER FOR MEASURING THE TOTAL RADIANT SCREENED BY A TEST QUANTITY AND MEASURING DIRECTLY TRANSMISSION ENERGY THROUGH THIS.

Country Status (4)

Country Link
DE (1) DE2103318B2 (en)
FR (1) FR2080936B1 (en)
GB (1) GB1298658A (en)
NL (2) NL173679C (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3232508A1 (en) * 1982-09-01 1984-03-01 Siemens AG, 1000 Berlin und 8000 München Arrangement for determining the intensity of the optical emission of a light-emitting diode
DE3535652A1 (en) * 1984-11-01 1986-04-30 Jenoptik Jena Gmbh, Ddr 6900 Jena ARRANGEMENT FOR OPTICAL RADIATION IN PHOTOMETRIC ANALYZER MEASURING DEVICES
US6087947A (en) * 1996-07-11 2000-07-11 Robert N. Hamburger Allergen detector system and method
US5969622A (en) * 1997-10-07 1999-10-19 Robert N. Hamburger Allergen detector system and method
EP1784912A4 (en) 2004-07-30 2012-03-14 Biovigilant Systems Inc Pathogen and particle detector system and method
NO322775B1 (en) 2004-09-24 2006-12-11 Tomra Systems Asa Device and method for detecting a medium
US7738099B2 (en) 2005-07-15 2010-06-15 Biovigilant Systems, Inc. Pathogen and particle detector system and method
US8628976B2 (en) 2007-12-03 2014-01-14 Azbil BioVigilant, Inc. Method for the detection of biologic particle contamination
JP5667079B2 (en) * 2008-12-18 2015-02-12 アズビル株式会社 Compact detector for simultaneous detection of particle size and fluorescence
KR20120074558A (en) * 2010-12-28 2012-07-06 삼성전자주식회사 Apparatus for detection of microparticle
US9410882B2 (en) 2013-05-13 2016-08-09 Hach Lange Gmbh Turbidimeter
CN114184640B (en) * 2021-12-03 2023-07-04 渤海大学 Hemispherical emissivity measurement method based on integrating sphere reflection method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH278998A (en) * 1949-08-22 1951-11-15 Loeschcke Hans Dr Prof Method for counting particles suspended in a transparent medium and measuring device for carrying out the method.
US3248551A (en) * 1962-10-22 1966-04-26 Joseph C Frommer Optical arrangement for sensing very small particles
US3508830A (en) * 1967-11-13 1970-04-28 Shell Oil Co Apparatus for light scattering measurements

Also Published As

Publication number Publication date
FR2080936A1 (en) 1971-11-26
GB1298658A (en) 1972-12-06
DE2103318C3 (en) 1974-05-02
NL7100938A (en) 1971-08-02
DE2103318A1 (en) 1972-01-27
NL173679B (en) 1983-09-16
NL8302326A (en) 1983-10-03
DE2103318B2 (en) 1973-10-04
FR2080936B1 (en) 1974-03-22

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee