Johann Sebastian Bach | Johann Wolfgang von Goethe | Wilhelm II, German Emperor | Johann Strauss II | Wilhelm II | Wilhelm Reich | St. Johann in Tirol | Gottfried Wilhelm Leibniz | Lawrence Ritter | Tex Ritter | Johann Heinrich Pestalozzi | Johann Albert Fabricius | Johann Christian Bach | Johann Georg Wagler | Georg Wilhelm Friedrich Hegel | Wilhelm Keitel | Josh Ritter | John Ritter | Johann Pachelbel | Johann Nepomuk Hummel | Johann Gottfried Herder | Friedrich Wilhelm Joseph Schelling | Wilhelm Furtwängler | Karl Wilhelm Friedrich Schlegel | Johann Nestroy | Jason Ritter | Wilhelm Wundt | Johann Joachim Winckelmann | Johann Gottlieb Fichte | Johann Bernhard Fischer von Erlach |
Johann Wilhelm Ritter, chemist and physicist, born December 16, 1776 in nearby Samitz, died January 23, 1810 in Munich
In the early 19th century, the concept of the visible spectrum became more definite, as light outside the visible range was discovered and characterized by William Herschel (infrared) and Johann Wilhelm Ritter (ultraviolet), Thomas Young, Thomas Johann Seebeck, and others.