2. A Vacuum ring is placed throughout the cornea, which serves to stabilize the eyeball as well as acts for a System for that microkeratome. When vacuum is activated, the vision will become hazy and stress on the attention is felt. LASIK just isn't appropriate for correcting eyesight problems brought https://begindirectory.com/listings13485939/the-single-best-strategy-to-use-for-lasik-eye-surgery