Leitz Parvo II
This projector of 1949 was renamed to "Prado 250" after only one year. It was more frugal then later Prados. The condenser lenses were interchangeable, a direct power cable without plug into the projector, and optional a film strip holder or a slide changer. This projector was the beginneing of the succesful age of the prado - projectors up to 1967.