Opera Glasses
notes: label: Description
content: The objective lenses are 30 mm diameter. The frame is gilt metal. The barrels and eyecups are covered with mother of pearl, as is the center wheel that adjusts the focus. The carrying case is black leather lined with dark silk.
label: Location
content: Currently not on view
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.336799
label: catalog number
content: 336799
label: accession number
content: 1978.2216
objectType: label: Object Name
content: opera glasses
physicalDescription: label: Measurements
content: overall: 2 1/4 in; 5.715 cm
label: Measurements
content: overall in case: 3 1/4 in x 4 3/4 in x 2 3/8 in; 8.255 cm x 12.065 cm x 6.0325 cm