Stereo Viewer Rare images Voigtländer. It is made of fine mahogany wood. Therefore, also a very decorative piece! It is a wonderful experience looking at the pictures very deep and sharp. There are 60 private photos. Mountains, towns, forests, photographing ... The Bildbertachter works, of course. The two buttons are important for settings, top sharpness is set. It is lower for the distance of the pupils of 58 to 74 mm.