Working width is

..

Value of Sb/F/D

LPI

Final Printed Image Width

Buffer

Subject width in Printed Photo

Distance between the zero plane and foremost object in mm

Camera Sensor Width

Printer DPI

Final Printed Image Height

Subject width in actual scene

3D Projection percentage

Camera Sensor Height

Stereobase

Focal length of Camera lens

Distance between Zero plane and Camera

Stereobase Camera placement

Final images movement for alignment (in pixels)