Opera Glasses
date: label: date made
content: mid 19th century
notes: label: Description
content: This is a brass instrument with ivory focusing screw, handle, and covering over the cylindrical barrels. The objective lenses are 24 mm diameter. “LUNETTE PAR INVENTION ET PERFECTIONEMENT*” appears around each eyepiece. The case is made of black cellulose nitrate.
label: Location
content: Currently not on view
place: label: place made
content: France
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Science & Mathematics
label: See more items in
content: Optics
creditLine: label: Credit Line
content: Jane and Mary Henle
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.336789
label: catalog number
content: 336789
label: accession number
content: 1978.2216
objectType: label: Object Name
content: opera glasses
physicalDescription: label: Measurements
content: overall: 43 cm; 16 15/16 in
label: Measurements
content: overall; glasses: 1 3/8 in x 4 1/2 in x 1 13/16 in; 3.4925 cm x 11.43 cm x 4.60375 cm
label: Measurements
content: overall; case: 4 3/8 in x 2 1/2 in x 1 11/16 in; 11.1125 cm x 6.35 cm x 4.28625 cm