A crooks type spetroscope by Peter Desaga in Heidelberg, 1860s’
€920
Circa
1860s'
Country of manufacture
Germany
Description
A are example of a dismountable Crooks type curved spectroscope with the rare and valuable German signature P. Desaga Heildelberg.
The curved Crooks type spectroscopes are quite rare and Desaga signature also.
Peter Desaga is an instrument maker at the University of Heidelberg, who worked with Robert Wilhelm Bunsen. In 1855, Desaga perfected an earlier design of the laboratory burner by Michael Faraday into the Bunsen Burner. The Desaga family held the right to market the burner for generations, as part of an agreement made with Bunsen. The Bunsen Burner was essential to the invention of the spectroscope by Robert Wilhelm Bunsen and Gustav Robert Kirchhoff.
The eyepiece is moveable for seeing all the part of the spectrum.
38,5cm lenght / box : 26x10cm
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Dealer information
Le Zograscope
Established by Alexandre Piffault in 2014 and based in Paris at 5 rue de Condé, 75006, very close to Odéon, Le Zograscope specializes in antique and rare books in Science, Medicine and Technology, and rare antique instruments in the same fields. We have especially a strong interest in early and continental microscopy, early and special mathematical/drawing instruments, medical and surgical instrument, and rare technology.
Personnal website : https://www.lezograscope.com/
