DE9116361U1 - - Google Patents

Info

Publication number
DE9116361U1
DE9116361U1 DE9116361U DE9116361U DE9116361U1 DE 9116361 U1 DE9116361 U1 DE 9116361U1 DE 9116361 U DE9116361 U DE 9116361U DE 9116361 U DE9116361 U DE 9116361U DE 9116361 U1 DE9116361 U1 DE 9116361U1
Authority
DE
Germany
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 - Lifetime
Application number
DE9116361U
Other languages
German (de)
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.)
HELMUT WINDAUS LABORBEDARF und CHEMIKALIEN 3392 CLAUSTHAL-ZELLERFELD DE
Original Assignee
HELMUT WINDAUS LABORBEDARF und CHEMIKALIEN 3392 CLAUSTHAL-ZELLERFELD DE
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 HELMUT WINDAUS LABORBEDARF und CHEMIKALIEN 3392 CLAUSTHAL-ZELLERFELD DE filed Critical HELMUT WINDAUS LABORBEDARF und CHEMIKALIEN 3392 CLAUSTHAL-ZELLERFELD DE
Publication of DE9116361U1 publication Critical patent/DE9116361U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE9116361U 1991-02-21 1991-02-21 Expired - Lifetime DE9116361U1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19914105493 DE4105493C2 (de) 1991-02-21 1991-02-21 Vorrichtung und Verfahren zur photoelektrischen Messung photometrischer Größen

Publications (1)

Publication Number Publication Date
DE9116361U1 true DE9116361U1 (ja) 1992-10-08

Family

ID=6425602

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19914105493 Expired - Fee Related DE4105493C2 (de) 1991-02-21 1991-02-21 Vorrichtung und Verfahren zur photoelektrischen Messung photometrischer Größen
DE9116361U Expired - Lifetime DE9116361U1 (ja) 1991-02-21 1991-02-21

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19914105493 Expired - Fee Related DE4105493C2 (de) 1991-02-21 1991-02-21 Vorrichtung und Verfahren zur photoelektrischen Messung photometrischer Größen

Country Status (1)

Country Link
DE (2) DE4105493C2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10256188A1 (de) * 2002-12-02 2004-06-24 Johann Wolfgang Goethe-Universität Frankfurt am Main Reflexionsspektrometer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2838498C2 (de) * 1978-09-04 1982-09-02 Hoelzle & Chelius KG, 6078 Neu-Isenburg Photoelektrisches Meßgerät
DE3627232C2 (de) * 1986-08-11 1995-11-16 Leybold Ag Fotometer

Also Published As

Publication number Publication date
DE4105493A1 (de) 1992-08-27
DE4105493C2 (de) 1995-04-27

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