Optical Instrument Co., optical pyrometer
date: label: date made
content: ca 1980
name: label: maker
content: Pyrometer Instrument Co., Inc.
notes: label: Description (Brief)
content: Part of John and Peter Milewski's home laboratory for making ceramic filaments for incandescent lamps. This equipment was used during the experiments leading to the issue of US Patent 4864186, "Single Crystal Whisker Electric Light Filament," issued 5 September 1989 to John and Peter Milewski. Used to determine the operating temperature of the filament under test. Includes Los Alamos National Laboratory property tags since the unit was obtained as surplus from the lab. Unit consists of eight parts: carrying case, pyrometer optical-tube, meter for read-out, two piece stand, two wire leads to connect pyrometer with meter, and mounting clamp. See Pyrometer Instrument Co. catalog #96, dated Feb. 1987.
place: label: place made
content: United States: New Jersey, Bergenfield
setName: label: See more items in
content: Work and Industry: Electricity
label: Exhibition
content: Lighting a Revolution
label: Exhibition Location
content: National Museum of American History
creditLine: label: Credit Line
content: from John V. Milewski
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1996.0358.06
label: accession number
content: 1996.0358
label: catalog number
content: 1996.0358.06
objectType: label: Object Name
content: Pyrometer
physicalDescription: label: Measurements
content: stand: 21 in x 10 1/2 in x 10 in; 53.34 cm x 26.67 cm x 25.4 cm
label: Measurements
content: meter: 7 1/2 in x 7 in x 5 in; 19.05 cm x 17.78 cm x 12.7 cm
label: Measurements
content: scope: 16 1/2 in x 7 1/2 in x 4 1/2 in; 41.91 cm x 19.05 cm x 11.43 cm
label: Measurements
content: clamp: 6 in x 1 1/2 in x 1 1/2 in; 15.24 cm x 3.81 cm x 3.81 cm
label: Measurements
content: case: 14 in x 19 in x 5 1/2 in; 35.56 cm x 48.26 cm x 13.97 cm