Infrared Filter
notes: label: Description
content: Infrared glass filter, 16-inches diameter, probably associated with World War II experiments leading to the sniperscope and the snooperscope.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Physical Sciences
creditLine: label: Credit Line
content: National Bureau of Standards
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.328871
label: catalog number
content: 328871
label: accession number
content: 278101
objectType: label: Object Name
content: Filter, Infrared
physicalDescription: label: Measurements
content: overall: 1 13/16 in x 16 1/2 in x 16 1/2 in; 4.60375 cm x 41.91 cm x 41.91 cm