Object Details
- Description
- 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.
- Location
- Currently not on view
- Data Source
- National Museum of American History
- date made
- second half of nineteenth century
- fourth quarter, nineteenth century
- Credit Line
- Colby College
- Measurements
- 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
- Object Name
- projection polariscope
