Object Details
- Description
- This kit consists of a small direct vision spectroscope, a support rod, six test tubes, and assorted paraphernalia. The “Franz Schmidt & Haensch / Berlin, S.” inscription on the case refers to an optical instrument firm that began in business in 1864, and that trades today as Schmidt & Haensch.
- Franz Schmidt & Haensch began making these instruments in the 1870s, and displayed some at the World’s Columbian Exposition in Chicago in 1893. The accompanying publication mentioned “Browning’s Pocket Spectroscope with 3 prisms, movable slit and reflecting prism for examining the spectra” as well as the complete apparatus with universal stand according to the German photochemist, H. W. Vogel.
- Ref: Deutsche Gesellschaft für Mechanik und Optik, Special Catalogue of the Collective Exhibition of Scientific Instruments and Appliances (Berlin, 1893), p. 71.
- Location
- Currently not on view
- Data Source
- National Museum of American History
- maker
- Franz Schmidt & Haensch
- date made
- late 19th century
- Credit Line
- Worcester Polytechnic Institute
- Measurements
- overall: 12 1/2 in; 31.75 cm
- overall in case: 2 3/8 in x 13 1/8 in x 7 1/4 in; 6.0325 cm x 33.3375 cm x 18.415 cm
- Object Name
- spectroscope kit
