Cardboard Solar Death Ray

This is a solar death ray that uses the sun to heat stuff up.

3D printer, Fresnel lens, Laser cutter or scissors, and Cardboard

Cut out two 9'' by 12'' rectangle with a 6'' by 9'' rectangular hole in it.

Center the Fresnel lens on the cardboard and sandwich it between the cardboard pieces.

Center the 3D print from the autodesk fusion file below on the longer side of the Cardboard. Hot glue it to the screen.

Cut out a 10'' by 1.5'' piece of cardboard and make sure the holes in the cardboard are at the ends. After cutting, insert wooden dowels into the cardboard via the holes in the ends, cut excess. Then, insert into 3D printed part and

Insert and hot glue the new cardboard supports with wooden dowel in them to the 3D printed parts.

Cut out a 10 by 9 piece of cardboard. Print out the 3D printed part from autodesk fusion below and hot glue in the place of the picture above.

Insert and hot glue the cardboard supports into the 3D printed part as seen above.

If the solar death ray is unstable then you can add a bigger piece of cardboard to make the base bigger.