LASIK eye surgery is one of the most popular and common eye refractive surgery, using a type of laser called an eximer laser to treat eye refractive problems such as myopia, camera, and astigmatism. Lasik ( meaning laser-assisted deformation of the cornea) can reduce or completely eliminate your need for glasses or contact lenses.The cornea is transparent, domed tissue in front of the eye. In a healthy eye, the cornea reflects light correctly on the retina, causing proper vision. Refractive errors in the eye resulting from incorrect reflection of light from the cornea to the retina of your eye. When the light doesn't focus on your retina as it should, your vision is blurred and you have to wear glasses.