Opera Glasses
notes: label: Description
content: These glasses fold flat to fit in purse or pocket. The eye plate and lens plate are nickel-plated. The objective lenses are about 3.8 inches diameter. The hard cover is brown. The form may have been introduced around 1900.
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.336812
label: catalog number
content: 336812
label: accession number
content: 1978.2216
objectType: label: Object Name
content: opera glasses
physicalDescription: label: Measurements
content: closed: 4 15/16 in x 5 1/2 in x 1 7/16 in; 12.5476 cm x 13.97 cm x 3.6576 cm
label: Measurements
content: overall closed: 1 1/16 in x 5 3/8 in x 4 1/4 in; 2.69875 cm x 13.6525 cm x 10.795 cm