Immersion Colorimeter
name: label: maker
content: Fritz Kohler
notes: label: Description
content: Fritz Köhler, of Leipzig, showed an instrument of this sort at the World’s Fair held in St. Louis in 1904, describing it as a “Tauch-Kolorimeter mit Lummer-Brodhunschem Würfel” (that is, a Dipping Colorimeter with a Lummer-Brodhun cube). This cube was designed in 1889 by Otto Lummer and Eugen Brodhun, both of the Physikalisch-Technische Reichsanstalt in Berlin. It enabled a user to look horizontally through the sample and vertically through the standard at the same time. Köhler was still in business in 1922.
label: Description
content: The Department of Chemistry of the University of Pennsylvania donated this example to the Smithsonian in 1958.The inscription reads “Fritz Köhler, Universitats Mechaniker, Leipzig.”
label: Description
content: Ref: Fritz Köhler, <i>Colorimeter</i> (Leipzig, 1897).
label: Location
content: Currently not on view
place: label: place made
content: Germany: Saxony, Leipzig
topic: label: Subject
content: Color
label: Subject
content: Optics
label: Subject
content: Chemistry
setName: label: See more items in
content: Medicine and Science: Chemistry
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content: Saccharimeters
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content: Measuring & Mapping
creditLine: label: Credit Line
content: University of Pennsylvania
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: CH.316228
label: catalog number
content: 316228
label: accession number
content: 217523
objectType: label: Object Name
content: colorimeter
label: Object Name
content: Colorimeter
physicalDescription: label: Physical Description
content: iron (overall material)
label: Measurements
content: overall: 11 3/4 in x 5 in x 3 1/2 in; 29.845 cm x 12.7 cm x 8.89 cm
label: Measurements
content: overall: 11 3/4 in x 5 1/2 in x 6 in; 29.845 cm x 13.97 cm x 15.24 cm