PTK eliminates superficial irregular tissue with the cornea applying an excimer laser. It is commonly employed for corneal scars, surface area irregularities or recurrent erosions. Refractive lens Trade: Instead of reshaping the cornea, this includes taking away your pure lens and replacing it with a synthetic one that can aim https://directorydepo.com/listings998578/the-smart-trick-of-best-lasik-eye-surgery-that-no-one-is-discussing