Busch Field Glasses
date: label: date made
content: 1872
name: label: maker
content: Busch, Emil
notes: label: Description
content: This is a German military instrument marked “Dienstglas N°131375” and “J.R. 82” and “4. K.” The top of the central focus screw is marked “Fernglas Emil Busch A.G. Rathenow 80.” There is a fine adjustment at each eyepiece. The objective lenses are 45 mm diameter.
label: Description
content: Emil Busch (1820-1888), took charge of his family’s optical firm in Rathenow in 1845, and renamed it Emil Busch A.G. in 1872. It became Emil Busch A.G. Optische Industrie in 1908.
label: Description
content: Date: between 1872 and 1908
label: Location
content: Currently not on view
setName: label: See more items in
content: Military and Society: Armed Forces History, Military
label: See more items in
content: Military
label: See more items in
content: Optics
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN80503W02
objectType: label: Object Name
content: binoculars
label: Object Name
content: field glasses
physicalDescription: label: Measurements
content: overall: 5 in x 4 in x 2 1/2 in; 12.7 cm x 10.16 cm x 6.35 cm