Inclusion Criteria:  Patients scheduled for CLEAR procedures for myopia (range: >-3D with an astigmatism <0.25D) in the age group 20-50 years. Willing and able to return for scheduled follow-up examinations Able to provide written informed consent and follow study instructions in English or German  Exclusion Criteria:  Irregular corneal topo-/tomography (Asymmetry >1.0D within the inner 5mm) Previous intraocular or corneal surgery of any kind in the eye to be treated, including any type of surgery for either refractive or therapeutic purposes. History of steroid-responsive rise in intraocular pressure, glaucoma, or preoperative intraocular pressure (IOP) > 21 mmHg in either eye. History of diabetes, diagnosed autoimmune disease, connective tissue disease or clinically significant atopic syndrome.