don't panic
thingiverse
A personalized version of the object available at http://www.thingiverse.com/thing:84109 was created using the Customizer! (http://www.thingiverse.com/apps/customizer/run?thing_id=84109). To print it, set the layer height to 0.2, the lithophane border at 3, hole diameter as 4, number of layers to 12, and hole border at 2. Upload the image file "lithopaneatoz_4x620131215-1042-1p35vg1-0.dat" for printing purposes.
Download Model from thingiverse
With this file you will be able to print don't panic with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on don't panic.