You don't want an optician for an eye exam,you want an optometrist for that. The purpose of an eye exam is twofold,a vision test which will determine your need for eyeglasses or not and an examination of your eyes for disease or infection. An optician is fully capable of the vision test but not qualified to check your eyes for potential problems. I have been a licensed optician for 30 years.Or there is an optician that can test your eyes across from the Jose Luis supermarket on 27 de Febrero...