3D printed Lithophane 3D part design with OpenSCAD #85: Bending an .stl file. A method to curve a flat stl file around a round object.
Inkscape 3D part design with Inkscape and OpenSCAD #63: making a custom shaped lithophane. An example of how to make a custom shaped lithophane using Inkscape and OpenScad.
3d Printed 3D part design with OpenSCAD #62 : High quality Lithophanes An example of how to make a high quality lithophane with OpenScad.