Right Angle Prism
notes: label: Description
content: Right angle glass prism with a silvered, anti-reflection coating, made in the Optical Shop of the Naval Gun Factory, Washington, D.C., in 1944. The form was used in the Mark 46, Mark 47, Mark 61, and Mark 62 Navy gun directors during World War II. John C. Goff (1915-1996), the donor, attended the Apprentice School at the Naval Gun Factory in the 1930s, and worked in that Optical Shop during the War.
label: Description
content: Ref: “JOHN C. GOFF / Electronics Engineer,” Washington Post (June 19, 1996), p. B7.
label: Location
content: Currently not on view
place: label: place made
content: United States: District of Columbia, Washington
setName: label: See more items in
content: Medicine and Science: Physical Sciences
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1985.0327.01
label: accession number
content: 1985.0327
label: catalog number
content: 1985.0327.01
objectType: label: Object Name
content: Prism, Right Angle
physicalDescription: label: Measurements
content: overall: 1 3/4 in x 3 5/8 in x 3 3/4 in; 4.445 cm x 9.2075 cm x 9.525 cm