I love how deviously clever this is, but unfortunately it's not very reliable for detailed images or
writing of any kind. Without exposing the method you will discover that without all your materials
being in tip top shape, your readings will be very vague at best. I have to say that after a few
tries and such poor results that it has been relegated to my bottom drawer...I wish it worked
better. There are other devices or methods that are much, much cheaper and infinitely more reliable