5. These shells of eggs were cuted with a laser beam of high intensity and precision. This gives a good idea of what can be done with a laser beam. So you can understand how it's done the surgery the eyes of people. It is not surprising as the vision of someone can be improved in just a few minutes? The science is sometimes wonderful, and is still at the beginning of gaining new knowledge. It is unbelievable what can be done with an egg shell and a laser beam!
