Inclusion Criteria:

   - 18 years of age or greater

   - Best Spectacle Corrected Visual Acuity (BSCVA) of 20/20 or better

   - Uncorrected visual acuity (UCVA) of 20/40 or worse

   - Less than 0.75D difference between cycloplegic and manifest refraction sphere.

   - Demonstration of refractive stability

   - Anticipated post-operative stromal bed thickness of at least 250 microns

   - Willing and capable of returning for follow-up examinations for the duration of the
   study.

Exclusion Criteria:

   - Women who are pregnant, breast-feeding, or intend to become pregnant over the course
   of the study

   - Concurrent use of topical or systemic medications that may impair healing

   - History of any medical conditions that could affect wound healing

   - History of prior intraocular or corneal surgery, active ophthalmic disease, or other
   ocular abnormality

   - Evidence of keratoconus, corneal irregularity, or abnormal topography in the operative
   eye(s)

   - Known sensitivity or inappropriate responsiveness to any of the medications used in
   the post-operative course