A holder for a curved lithograph.

Made from a picture with a 4.5 aspect ratio.

Generated with https://lithophanemaker.com/ with the following settings

Frame Option: Framed
Lithophane Resolution: 0.1
Lithophane Height: 125
Angle: 180
Frame Width: 6
Frame Height: 6
Overhang Angle: 45
Maximum Thickness: 3.6
Minimum Thickness: 0.6
Picture Spacing: 10

I used a 5V Cob LED form aliexpress powered by a USB cable.

(https://nl.aliexpress.com/item/1005005719551256.html?spm=a2g0o.order_list.order_list_main.170.335479d2zJCS2J&gatewayAdapt=glo2nld)