I never use one of these but some friends requested I make a video about it so here it is!
DIY tracing table (thank you Google) : r/Embroidery
How to build an Easy DIY Light Table
Hands DIY A4 LED Tracing Light Box Slim Portable LED Light Pad Tracer USB Powered Drawing Copy Board Tattoo Tracing LED Light Table for Artists Drawing Animation Sketching Stenciling
DIY Tracing Light Box, Made in Seconds Using Household Items
Ultra-thin A3 A4 Led Calligraphy Tracing Drawing Pad Strong Suction Copy Board Magnetic Led Drawing Table Diy Led Graphic Tablet - Digital Drawing Tablets - AliExpress
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Making a DIY lightbox in five steps
Light pad- The package contains 1 LED Light Pad,1 USB Plug,1 USB cable,1 Manual.Light weight super slim light pad, thickness only 0.2'', about 5mm.
A4 Tracing Light Box Portable LED Light Table Tracer Board Dimmable Brightness Artcraft Light Pad for Artists Drawing 5D DIY Diamond Painting Sketchin
Making a simple tracing light table