These egg shells were cut with a high intensity precision Laser Beam. This gives a very good idea of what can be achieved with a Laser Beam. This gives you an idea what laser surgery performed on one's eye is all about. Is it any wonder how one's vision can be improved in just a few moments? Science is sometimes wonderful, and it's still on the frontier of gaining new knowledge. Incredible what can be done with an eggshell and a laser beam.