Custom PRK: PRK (Photorefractive Keratectomy) is a laser refractive procedure to correct nearsightedness, farsightedness and astigmatism.
Custom LASEK: LASEK (laser epithelial keratomileusis) is a laser refractive procedure to correct nearsightedness, farsightedness and astigmatism. LASEK is a surface ablation procedure similar to PRK.