Customized version of http://www.thingiverse.com/thing:78719

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=78719

Using the following options:

layer_height = 0.2
hole_diameter = 6
image_file = lithopaneatoz20141010-18251-15dffdg-0.dat
hole_border = 3
number_of_layers = 12
lithophane_border = 0