Glass cone for the projection of an annular spectrum

Made:
1876 in Paris
maker:
Léon Laurent
Glass cone for the projection of an annular spectrum (base

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Glass cone for the projection of an annular spectrum (base
Science Museum Group
© The Board of Trustees of the Science Museum

Glass cone for the projection of an annular spectrum (base diameter 1 3/4-inches), by L. Laurent, Paris, 1876.

Details

Category:
Optics
Object Number:
1876-343
Materials:
glass
Measurements:
overall: 40 mm x x , 45 mm, .055kg
type:
cone
credit:
Laurent, L�on