You can import a gem previously saved as an ArtCAM Assembly (.3da), Binary STL (.stl), ASCII STL (.stl), Wavefront Object (.obj), Autodesk Machining Triangles (.dmt), Autodesk DDZ (.ddz) or 3D PDF (.pdf) file.
To import a gem:
Assembly item or the assembly
in the Project Tree into which you want to import a gem, and then select
Import from the context menu. The
Import 3D Model dialog is displayed: