Before the age of forty years , the lenses have the same power over their entire surface. We talk about focal plain glass After quarantine presbyopia sets in near vision becomes painful , and we pass to progressive lenses , the top of the glass for easy […]

                  The information of the patients that must be operated the nearsightedness (myopia), the farsightedness (hypermetropia) and / or the astigmatism by Laser Excimer In Ophthalmology, the laser excimer has for principle to modify the shape of the cornea. It acts on the cornea […]