Prism Binoculars
Prism Binoculars
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- Description
- This is a brass instrument with dark brown leather on the barrels. The left eye plate is marked “Carl Zeiss, Jena / D.R.P.” The right one is marked “Feldstech... / Vergr + 8...” The end of the central post is marked “O. Junck, Jena.” The objective lenses are 20 mm diameter. The eyepieces are separately adjustable as is the inter-ocular distance.
- This an early example of the instrument that Ernst Abbe patented in 1893. The barrel on the right has been bisected to show the internal structure.
- Location
- Currently not on view
- Object Name
- binoculars
- date made
- 1894-1908
- maker
- Zeiss
- place made
- Germany: Thuringia, Jena
- Measurements
- overall: 1 7/8 in x 5 in x 4 1/8 in; 4.7625 cm x 12.7 cm x 10.4775 cm
- overall: 2 in x 5 1/16 in x 4 3/8 in; 5.08 cm x 12.85875 cm x 11.1125 cm
- ID Number
- PH.323151
- catalog number
- 323151
- accession number
- 250105
- Credit Line
- Carl Zeiss, Inc.
- See more items in
- Medicine and Science: Physical Sciences
- Science & Mathematics
- Optics
- Data Source
- National Museum of American History
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