Microscope
date: label: date made
content: ca 1896
name: label: maker
content: Bausch & Lomb
notes: label: Description
content: Compound monocular with sliding tube for coarse adjustment, micrometer screw for fine focus, inclination joint, rectangular stage covered with vulcanized rubber, sub-stage iris diaphragm, sub-stage mirror, horseshoe base, and wooden box with extra lenses. The inscription on the base reads “Bausch & Lomb Optical Co. / NEW YORK ROCHESTER, N.Y. CHICAGO.” The 24845 serial number indicates a date of around 1896. Bausch & Lomb termed this stand a Continental B; this example is of the simplest form. An inscription on a knob reads "Pat. Feb. 16, 1897."
label: Description
content: Ref: Bausch & Lomb, <i>Microscopes and Accessories</i> (Rochester and New York, 1895), pp. 4-5.
label: Description
content: Ref: Edward Bausch, “Microscope,” U.S. Patent 577,344 (Feb. 16, 1897), assigned to Bausch & Lomb Optical Company.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, Rochester
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Medicine
label: See more items in
content: Microscopes
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content: Science & Mathematics
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2009.0116.11
label: catalog number
content: 2009.0116.11
label: accession number
content: 2009.0116
objectType: label: Object Name
content: microscope
physicalDescription: label: Physical Description
content: metal (case material)
label: Physical Description
content: velvet (case material)
label: Physical Description
content: brass (microscope material)
label: Physical Description
content: glass (microscope material)
label: Physical Description
content: metal (microscope material)
label: Physical Description
content: wood (case material)
label: Measurements
content: case: 36.7 cm x 18.4 cm x 20.1 cm; 14 7/16 in x 7 1/4 in x 7 15/16 in
label: Measurements
content: microscope: 27.9 cm x 10.5 cm x 14.6 cm; 11 in x 4 1/8 in x 5 3/4 in