Insert an A4 sheet slightly, then slide it all the way to the other end. It will remain slightly extended on both sides and uses the full length of the A4 sheet. The channel is 0.5mm wide, allowing you to stack more sheets for a tighter fit or accommodate thicker paper. It is very rigid and stable.
Area for taking photos: ⌀165 x 210 mm (internal base x how wide your paper is)
If you have a printer <200mm but >170mm you can rotate the print 45deg and it should fit (Check last photo)
Print settings:
The author marked this model as their own original creation.