SOM French periscope in its case. Tubular periscope, manufactured by Société d'Optiques et de Mécanique. Painted grey. Clear optics. Length 66 cm. In its cachou canvas cover, the cover and the carrying case are missing. Wear from use, patina. French SOM periscope with carrier. Tubular periscope manufactured by Société d'Optiques et de Mécanique. Grey painted finish with clear optics. Length 66 cm. Housed in its khaki treated canvas carrier missing the protective cap and carrying system. Service wear and patina