Example image of eyePlorer eyePlorer map for 'Otto Lehmann': 1855 1922 Germany January 13 June 17 Karlsruhe Konstanz Liquid crystal Physicist Natural science Paul Heinrich von Groth University of Strasbourg Alsace-Lorraine Mulhouse RWTH Aachen Heinrich Hertz University of Karlsruhe Nobel Prize Friedrich Reinitzer Lehmann List of RWTH Aachen University people Cholesteryl benzoate Dissipative soliton Liquid crystal display