LASIK is an acronym for laser-assisted in situ keratomileusis. It is the most popular and trusted laser eye surgery for the treatment of myopia hyperopia and astigmatism.It is a completely pain-free treatment and takes only 15 minutes for both the eyes.LASIK uses a laser to change the shape of the cornea. In the myopic eye, the cornea and lens are too curved and focus the image to a point in front of the retina, the image then appears blur.