Projection Polariscope

Projection Polariscope

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This is a sophisticated instrument for producing and projecting a wide variety of polarization phenomena. The “J. Duboscq / à Paris” inscription refers to Jules Duboscq, the optical instrument maker who introduced this form in the 1870s.
Ref: Maison Jules Duboscq, Historique & Catalogue de tous les Instruments d’Optique Supérieure Appliqués aux Sciences et à l’Industrie (Paris, 1885), p. 85.
Bertin, “Notice sur la projection des experiences de polarisaion,” Journal de physique théorique et appliquée 4 (1875): 72-84, 111-120.
Currently not on view
Object Name
projection polariscope
date made
second half of nineteenth century
fourth quarter, nineteenth century
place made
France: Île-de-France, Paris
overall: 46.5 cm x 43 cm x 20.3 cm; 18 5/16 in x 16 15/16 in x 8 in
overall: 18 1/4 in; 46.355 cm
overall: 18 1/8 in x 7 1/2 in x 16 1/8 in; 46.0375 cm x 19.05 cm x 40.9575 cm
ID Number
catalog number
accession number
Credit Line
Colby College
Science & Scientific Instruments
See more items in
Medicine and Science: Physical Sciences
Data Source
National Museum of American History
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