1900s - Name abbreviated to 'Carl Zeiss, Jena'. Company named for founder Carl Zeiss (1816-1888). The company relocated from Jena to Oberkochen following the Soviet occupation of East Germany. The name: 'Carl Zeiss, Jena' continued in East Germany until German re-unification in 1989, when the Jena wing was amalgamated with the Oberkocken part of Zeiss as Carl Zeiss AG.