Two. A vacuum ring is positioned within the cornea, which serves to stabilize the eyeball and likewise acts as being a System with the microkeratome. When vacuum is activated, the vision gets hazy and force on the eye is felt. Undercorrections. Should the laser removes much too minor tissue from https://webookmarks.com/story6590001/the-single-best-strategy-to-use-for-lasik-eye-surgery