2. A vacuum ring is placed within the cornea, which serves to stabilize the eyeball and also acts as being a System to the microkeratome. When vacuum is activated, the eyesight gets to be hazy and tension on the attention is felt. Steady Eyesight: Candidates must have a stable eyeglass https://get-social-now.com/story6399591/the-best-side-of-lasik-eye-surgery