PRK- Photorefractive Keratectomy was the very first procedure that involved employing lasers to accurate eyesight difficulties. It can help to deal with myopia, astigmatism, and presbyopia but not hyperopia. Visual Acuity Test - This take a look at measures your current eyesight and allows establish the extent of refractive error. https://wekurehealth.com/lasik-eye-surgery-in-gurgaon/