Cube / Box Lithophane

Put 2–4 photos on the flat walls of a box lamp (4 photos = a closed cube)

Each photo becomes one flat wall. 4 photos make a closed cube; 2–3 leave the box open on the empty sides.
Image Processing (all photos)
110%
0
1.0
Box Settings
💡 Square cross-section (all walls equal width). Set Height = Side Width for a true cube. Inner faces are flat; relief is on the outside. Dark = thick.