Periscope - 1950 - Europe - de char d’assaut , optique , véhicule blindé militaire , artillerie , topographie
Microscope eyepieces - Okulare und leere Dosen, Messing/Metall für antike Leitz Mikroskope. - 1900-2000 - Germany - E. Leitz Wetzlar
Zeiss - Topographic theodolite - German military ZEISS RK76/A1 in painted steel with a plastic case. - 1970-1980 - RK 76 A1 with three fuse