CMF sliding puzzle

TAKE YOUR EYES OFF THE PHONE! It's scientifically proven that looking at your phone for too long is bad for you, so turn your phone over and play the CMF puzzle! The CMF puzzle is a sliding puzzle designed to fit on the back of the CMF phone1, it is so thin that you won't even feel it when you hold it in your hand. Have fun messing up and solving this puzzle, it flows very smoothly! USEFUL INFORMATION: The model must be printed at a height of 0.08mm; 3 M2.5 screws of 6 mm length are required to fix the puzzle to the phone (the screws supplied with the CMF phone1 are too short); the tiles are printed on a separate plate, to assemble them make sure that all the guides are free from any print residues (you can remove them with a cutter if necessary); to assemble the last tiles just use a little force with your finger (it's not impossible); there are also 3 spacers in the printing plate to have perfect adhesion to the CMF phone1 (position them as shown in detail in the figure); the first f