Glass prism with lugs, in shaped sharkskin case
Glass prism with lugs, 1-inch sides, 6 3/8-inches long, in shaped sharkskin case, 1754-1755.
- Object Number:
overall (prism): 25 mm x 165 mm x 27 mm, , .155kg
overall (case): 30 mm x 180 mm x 40 mm, , .04kg
- furnishing and equipment
- tools & equipment
- optical demonstration equipment
- National Maritime Museum
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