PTK Eliminates superficial irregular tissue through the cornea employing an excimer laser. It is frequently utilized for corneal scars, surface irregularities or recurrent erosions. All the LASIK approach generally can take about 15 minutes for every eye. Most of this time will involve planning and positioning rather than the laser https://worlds-directory.com/listings14019789/the-definitive-guide-to-best-lasik-surgeon