Opera Glasses
notes: label: Description
content: The frame of these glasses is gilt metal. The barrels and eyecups are covered with mother of pearl, as is the center wheel that adjusts the focus. The objective lenses are 39 mm diameter. The quality of the optics suggests that this is a 12 lens instrument.
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.336797
label: catalog number
content: 336797
label: accession number
content: 1978.2216
objectType: label: Object Name
content: opera glasses
physicalDescription: label: Measurements
content: overall: 3 13/16 in; 9.652 cm
label: Measurements
content: overall: 2 1/8 in x 4 5/8 in x 3 7/8 in; 5.3975 cm x 11.7475 cm x 9.8425 cm