This small plastic grab-light viewer, the Modelscope was
manufactured in Hollywood, USA in the mid to late 1940's. The film
strips consisted of three stereo pairs depicting nude women.
had Inter-ocular spacing (the distance between the
centre of the viewing lenses) of 63mm and the light diffuser
was simply glued to the front of the viewer.
In September 2007 a Modelscope slide with nude views
were thought to be of a young Marilyn Munroe nudes, sold for $455 on
eBay and a second one sold for $283. The nudes in the images below are
taken from slide no. 19