FC Carl Zeiss Jena is a German football club based in Jena, Thuringia. Founded in 1903, the club has a rich history and is named after the famous optical company, Carl Zeiss AG. They play their home matches at the Ernst-Abbe-Sportfeld, which has a capacity of around 12,500 spectators. The team has experienced various successes, including winning the DFB-Pokal in 1970. Over the years, FC Carl Zeiss Jena has fluctuated between different tiers of German football, currently competing in the Regionalliga, the fourth tier of the German football league system.