Originally shared by james wolf
Last night I decided to try and 3D print a Lithophane for the first time. It really turned out even better than I had expected. When I first saw it printing on the machine it didnt look like it was going to turn out very well (see first photo), but as soon as it was back-lit, it really looked nice. Kind of like an old-time photograph.
I modified the instructions I found on this blog post a bit:
and I am using the Up Plus 3 printer:



