Microscope
date: label: date made
content: 1890s
name: label: maker
content: Bausch & Lomb Optical Company
notes: label: Description
content: This is a compound monocular with coarse and fine focus, double nosepiece (one is missing), circular stage, trunnion, sub-stage diaphragm and support for sub-stage mirror, and Y-shaped base. The stage and the nosepiece are inscribed “BAUSCH & LOMB / OPTICAL CO.” The base and limb are Japanned black.
label: Description
content: Bausch & Lomb introduced this form in 1884, terming it the Model No. 520 and noting that it had been constructed “in compliance with a generally expressed demand for a simple, low-priced and well-made instrument, which is adapted to every grade of work.” The stand with wooden case cost $25; with two objectives and camera lucida it cost $45.
label: Description
content: In 1900, Bausch & Lomb termed this the American Type Microscope, Model F, noting that it “represents a distinct type of instrument, possessing the advantages of lightness, graceful proportions, and convenience for working combined with stability and low cost. It has been for many years the standard instrument in a large number of laboratories, and a prime favorite with individual workers.”
label: Description
content: Ref: Bausch & Lomb, <i>Illustrated Catalogue</i> (Rochester, 1884), pp. 12-13.
label: Description
content: Bausch & Lomb, <i>Microscopes and Accessories</i> (Rochester, 1900), pp. 46-47.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, Rochester
label: associated place
content: United States: New York, Rochester
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Medicine
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content: Microscopes
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content: Science & Mathematics
creditLine: label: Credit Line
content: Bausch & Lomb Optical Company
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.M-12202
label: accession number
content: 272522
label: catalog number
content: M-12202
objectType: label: Object Name
content: microscope
label: Other Terms
content: microscope; Monocular; Compound
physicalDescription: label: Physical Description
content: brass (overall material)
label: Physical Description
content: steel (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: black (overall color)
label: Measurements
content: overall: 31 cm x 14.2 cm x 15.1 cm; 12 7/32 in x 5 19/32 in x 5 15/16 in