The generator allows you to create and customise keyrings by uploading cropped photos and specifying image ratios. A lithophane is a moulded artwork in very thin translucent material that can be seen clearly only when back lit with a light source.
Credits:
Idea and additive manufacturing - *Kieran Gay* (3Dlayerup@gmail.com)
Grasshopper script - *Ilja Asanovic* (ilmar3designs@gmail.com)