Emilio Segrè Visual Archives

More than 30,000 photos of scientists and their work

Helmholtz Hermann A8

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Helmholtz Hermann A8

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Bill Cleveland
Image title: 
Portrait of Helmholtz
Credit line: 
Painting by Franz von Lenbach, lithograph by Photographische Gesellschaft, Berlin, courtesy AIP Emilio Segrè Visual Archives, W. F. Meggers Collection, Harvard University Collection

Portrait of Hermann von Helmholtz (1821-1894) who discovered the principle of the conservation of energy, and revolutionized the field of ophthalmology with the invention of the ophthalmoscope.

Photo date: 
Original format: 
3 lithographic prints (9.25 x 11.75 inches)
Helmholtz, Hermann von, 1821-1894