John Francis Seitz, A.S.C. (June 23, 1892 – February 27, 1979) was an American cinematographer and inventor. He was nominated for seven Academy Awards. Seitz's Hollywood career began in 1909 as a lab assistant with the Essanay Film Manufacturing Company in Chicago. He went to work as a lab technician for the American Film Manufacturing Company (known as "Flying A"), also in Chicago. In 1916, dur...