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Image
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2
Non-Commercial Use
2
Category
Optics
2
Maker
Barr and Stroud Limited
1
Object type
component - object
2
constant deviation prism
2
constant deviation prism; component - object
2
Place
Europe
1
Glasgow
1
Glasgow, Scotland, United Kingdom
1
Material
glass
2
Canada balsam
1
Date
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Achromatic deviation glass prism from artillary range-finder
1930-1950
Parallel-sided cylindrical glass prism
1930-1950
