By 1921, Hans Peter studied at the Technical University of Munich. From 1921 to 1923 he studied mathematics, philosophy and art history at the University of Göttingen. He studied painting and photography 1925/26, at the Academy of Graphic Arts in Leipzig. In 1926, Hans Peter put the master's examination as a photographer from Weimar.
From 1927 he owned his own photographic studio in Berlin. He worked on contracts for the industry and gave private lessons. In 1928 he was a member of the Society of German photographic artist. He took part in the exhibition Pressa in Cologne. In 1929 a solo exhibition at the Werkbund Exhibition Film and Photo.
In the years 1929-1933 Peter Hans built the workshop for photography at the Bauhaus in Dessau. There were among his pupils, among others Elsa Thiemann. He was from 1933 teacher at the Berlin School of Photography by Werner Graeff until its dissolution in April 1934. From 1935 to 1937 he was a teacher of photography and Artistic fundamental doctrine of the Reimann school in Berlin, Hugo Häring. Shortly before the war emigrated Peterhans 1938 in the United States.
For Walter Peterhans collection, the Museum Folkwang holds the copyright.