RARE stereoscope Planox with 3 views of regulation and marking of origin. RARE stereoscope Planox with 3 frames fit and original box. French stereoscope very rare, painted gray, Transparency 6 x 13 cm, probably built for military purposes, with adjustable focus and eye base. Note, there is a small fault in the base of the wheel sharpness, see the last picture, which does not prevent the device works well.
