Rare original Sfl. ZF1a scope for the Sturmgeschütz and Nashorn

Beautiful near mint Sfl. ZF1a sight for the Sturmgeschütz and Nashorn. The sight is in perfect optical condition with 99% of its original factory paint. The sight was used in many of the assault guns in the German army but also on the Stummel, Nashorn and Marder. The sight is maker marked beh indicating production by Leitz. A real conversation piece in great condition!