PRK- Photorefractive Keratectomy Was the initial method that involved applying lasers to accurate vision issues. It may also help to deal with myopia, astigmatism, and presbyopia but not hyperopia. Visible Acuity Test - This check measures your present vision and will help decide the extent of refractive mistake. Corneal Topography https://afundirectory.com/listings13476441/the-definitive-guide-to-lasik-treatment-in-gurgaon