Pair of service glasses

Lot 1093 limit € 30

each blackened metal body, casing: 1 x designated as Dienstglas, 10 x 50, numbering 4471, maker's mark bis (Carl Zeiss Jena military department, sheathing damaged) and 1 x designated as Dienstglas, 6 x 30, numbering, maker's mark bmk (Srb & Stys Factory of precise measuring instruments Prague XVII), leather straps, Bakelite bag with loops for the field belt, different. strong signs of age and wear