Philipp Franz Heinrich Carl (19 June 1837 â 24 January 1891) was a German physicist.
He was born at Neustadt, Middle Franconia. He studied the exact sciences at the Ludwig-Maximilians-Universität München as a doctorate student of Philipp von Jolly and Johann von Lamont (graduation 1860). He then worked as an assistant to Lamont, performing astronomical and geophysical research at the observatory (Universitäts-Sternwarte München). In 1865, he established, and for several years thereafter directed, a workshop for the manufacture of mathematical instruments. In 1869, he was named professor of physics at the Royal Bavarian Military Training Institutes.
He established also the Repertoriums der Experimentalphysik, der physikalischen Technik und der astronomischen Instrumentenkunde in 1865, which he edited until 1882. His published works include: