'Roof' type glass prism from artillary dial-sights

Made:: 1910-1915 in United Kingdom

$'Roof' type glass prisms (90? of refraction), defective$

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'Roof' type glass prisms (90? of refraction), defective
Science Museum Group
© The Board of Trustees of the Science Museum

'Roof' type glass prisms (90º of refraction), defective, from artillary dial-sights, old type with mounting groove unsigned, British 1910-1915.

Details

Category:: Optics

Object Number:: 1955-326/1

Materials:: glass and paint

Measurements:: overall: 17 mm x 33 mm x 20 mm, .019kg

type:: amici prism and component - object

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'Roof' type glass prism from artillary dial-sights

Details

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