Published in Autumn 1985 Zeiss Historica Journal
Author: Nicholas Grossman
See Page 3
The author discusses and illustrates Carl Zeiss prism binoculars that bear the trademark of Carl Zeiss Wein (Vienna in German) and discusses the political and military situation that lead to this marking. Not discussed but implied are similar products from Gyor in Hungary and London, England.
To go to the Journal itself, click on the year, 1985 in the first line above.