We have over 7 years experience in this field, and have recently concentrated on converting between the many
different file formats, including 2D conversion to 3D, and extruding of 2D files such as Autocad drawings.

 
 
Click above image for full size version. A model of the XL10 Camera.

Here a 3D object is being 'exploded'.  The individual polygons are
placed flat on
the X-Y plane to export into CNC software for cutting
and assembly of the object at any scale or material required.