Rare Kriegsmarine 7×50 Dienstglas marked blc

Beautiful large 7×50 issue power binoculars or Dienstglas in excellent condition. Rare original Kriegmarine 7×50 Gasmask binoculars marked blc indicating production Carl Zeiss, Jena. The rain cover on these binoculars indicate its Kriegsmarine use. Hard to find example with strap and rain cover!