Hollow Prism of natural quartz with mounting lug on base

Made:
1900-1905 in London and England
maker:
Adam Hilger Limited
Hollow Prism of natural quartz with mounting lug on base

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Hollow Prism of natural quartz with mounting lug on base
Science Museum Group
© The Board of Trustees of the Science Museum

Hollow Prism of natural quartz with mounting lug on base, and three quartz windows for same, by Adam Hilger Ltd., c.1902. Used by the late Col. J. W. Gifford.

Details

Category:
Optics
Object Number:
1931-535
Materials:
quartz
Measurements:
overall: x x , , .485kg
plate (each): 65 mm x 90 mm x 3 mm, , .045kg
prism: 76 mm x 97 mm x 80 mm, , .345kg
type:
prism - optical
credit:
Adam Hilger Limited