Geneva Lens Measure
notes: label: Description
content: The Geneva Lens Measure, a simple tool for measuring the surface curvature of lenses, was designed by James T. Brayton, a Chicago optician, and produced by the Geneva Optical Co.
label: Description
content: Ref: James T. Brayton, “Gage for Determining the Radius of Curvature,” U.S. Patent 447,276 (Feb. 24, 1891), assigned to the Geneva Optical Co. of Illinois.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Medicine
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1978.0882.99
label: accession number
content: 1978.0882
label: catalog number
content: 1978.0882.99
objectType: label: Object Name
content: Measure, Lens
label: Object Name
content: lens measure
label: Other Terms
content: Measure, Lens; Medicine
physicalDescription: label: Measurements
content: overall: 5/8 in x 3 1/2 in x 3 in; 1.5875 cm x 8.89 cm x 7.62 cm