Spectroscope of the type used by Robert Wilhelm Bunsen (1811-1899) and Gustav Robert Kirchhoff (1824-1887). Discovered Spectrum Analysis (1859) which enabled discovery of elements including caesium and rubidium. Engraving

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Photo credit: © Photo12/Ann Ronan Picture Library / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: .1895, /, 19th, bunsen, caesium, century, discovery, elements, enabled, engraving, german, including, physics, prism, robert, rubidium., science, scientist, spectroscope, spectroscopy, type, wilhelm