- Click Application menu
Export Other Formats. - In the Export Data dialog box, enter a file name.
- Under Files of type, select Lithography (*.stl). Click Save.
- Select one or more solid objects. All objects must be entirely within the positive XYZ octant of the world coordinate system (WCS). That is, their X, Y, and Z coordinates must be greater than zero.
The file extension .stl is automatically appended to the file name.