CORONET 3D STEREO, UK,  1950s
A simple/basic stereo camera, made of plastic. Takes 4 pairs of stereo-pictures on 127 film or 8 single exposers (with one lens closed). Has a single speed shutter: 1/50.
The colorfull fancy model (left) and the standart model (right) with the Binocular view-finder and flash.

The viewer and a contact of a 1950's stereo-127 film taken with the Coronet (actual size)