Aluminized Mirror
date: label: date made
content: 1932
notes: label: Description
content: John Donovan Strong (1905-1992), a young physicist at the California Institute of Technology, was one of the first to coat a mirror with aluminum by thermal vacuum evaporation. This example, which dates from 1931-1932, is his first, and also the earliest known example of a telescope mirror of this sort. Strong’s technique was quickly adopted by professional and amateur astronomers.
label: Description
content: Ref: David Devorkin, "John Strong's First Aluminized Mirror," Rittenhouse 2 (1987): 1-10.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Physical Sciences
creditLine: label: Credit Line
content: Jack Howard Taylor
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1985.0521.01
label: accession number
content: 1985.0521
label: catalog number
content: 1985.0521.01
objectType: label: Object Name
content: Mirror, Astronomical, Aluminized
physicalDescription: label: Measurements
content: overall: 2.36 cm x 15.64 cm; 15/16 in x 6 3/16 in
label: Measurements
content: overall in case: 3 1/4 in x 9 1/2 in x 9 1/2 in; 8.255 cm x 24.13 cm x 24.13 cm