Dioptrometer
name: label: maker
content: Specialty Optical Co.
notes: label: Description
content: George Adelmer Rogers (1857-1939), a professor at the Northern Illinois College of Ophthalmology and Otology, designed an instrument to measure the complete refraction of the eye. An inscription on this example reads “DR. ROGERS DIOPTROMETER / SPECIALTY OPTICAL CO. / CHICAGO / PAT. AUG. 19, 1913.”
label: Description
content: Ref: George A. Rogers, “Optical Instrument,” U.S. Patent 1,070,631 (Aug. 19, 1913).
label: Description
content: George A. Rogers, <i>Handbook of Fundamental Optics</i> (Kansas City, Mo., 1915), pp. 60-61.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: Dr. J. Staiman
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.M-07030
label: catalog number
content: M-07030
label: catalog number
content: 216897.07
label: accession number
content: 216897
objectType: label: Object Name
content: Dioptrometer
label: Other Terms
content: Dioptometer; Dioptrometer; Medicine
physicalDescription: label: Measurements
content: overall: 42 cm x 26 cm x 33 cm; 16 9/16 in x 10 1/4 in x 13 in