Opera Glasses

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Description
This is a brass instrument with ivory focusing screw, handle, and covering over the barrels. The objective lenses are 24 mm diameter. The words “LUNETTE D’INVENTION ET DE PERFECTION *” appear around each eyecup.
Location
Currently not on view
date made
mid 19th century
place made
France
Measurements
overall: 43 cm; 16 15/16 in
overall: 1 3/8 in x 4 7/16 in x 1 15/16 in; 3.4925 cm x 11.27125 cm x 4.92125 cm
ID Number
PH.325419
catalog number
325419
accession number
256202
Credit Line
Rev. H.G. Walker
See more items in
Medicine and Science: Physical Sciences
Science & Mathematics
Optics
Data Source
National Museum of American History, Kenneth E. Behring Center

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