The development of optical devices, the contact lens on the optical glass, even the magnifiers, belongs to the leading technology. Manufacturers of optical glass invest hundreds of millions of Euros per year in research and development. So there are optical glasses for driving, office, daily activities and for specific sports, from diving to rock climbing. Sunglasses are also designed for use from sea about driving up mountains activities. Contact lenses can improve vision and comfort and offer multiple benefits. One can go around naked and shoeless life, but without the proper vision correction can ... NOT! Status is important, but some say the happy owner of a \"class limousine\" that goes on the track with a \"white product\" sunglasses, because glasses are expensive ... For each ametropia is honorary and solution. The importance of good will see the price no priority, in conversations, so often exaggerated. Your optician is your best counselor, he will find the solution to improve your visibility and optimal price corpse. He will even send you to an ophthalmologist if the problem is medical.