I needed something more permanent than a sheet of paper to tweak the blinder's upward vision, so I 3d printed an enhanced shield.

I taped this in place using masking tape to see if it worked as I desired.

It worked great--so I melted it into place using a soldering iron.

With the elf sitting on the box, the camera lens is only visible if your head is not more than 42 inches from the ground.