Germany, Kriegsmarine. A Flak Battery Targeting Scope, By Carl Zeiss

 (Kriegsmarine Zielfernrohr für Flakbatterie). Constructed of a heavy field-grey painted non-magnetic metal casing, consisting of a base with a fully-intact and functional outlet lens, topped by an inscription of “A. Z. SCHR. E. C/6” for Abnehmbares Zielfernrohr schrägem Einblick C/6, serial numbers, and a manufacturer’s code of “rln” for Carl Zeiss, Jena, soldered with a rounded plate featuring a similarly fully-intact and functional input lens with clearly-defined crosshairs, with dual tubes for the accommodation of an eyepiece which has been lost to time, measuring 12 cm (w) x 23 cm (l) x 17 cm (h), demonstrating minor loss of paint and surface oxidation in addition to the missing hardware, in very fine condition.