Clinical trial to evaluate the safety and feasibility of corneal cross-linking in both eyes on the same day in subjects with keratoconus.

Inclusion Criteria:

• Provide written informed consent
• Willing and able to comply with study instructions and follow-up visits
• Diagnosis of keratoconus in each eye

Exclusion Criteria:

• Known allergy or sensitivity to study medications
• History of corneal disease
• Prior corneal cross-linking in either eye
• Pregnant, nursing, or planning pregnancy during the study period
• Participated in other investigational drug or device trial within 30 days of the study