Air Optix Night and Day Aqua (AONDA) Retrospective Study 1

Key Inclusion Criteria: * Normal eyes, as determined or known by the investigator; * Manifest refraction cylinder less than or equal to 0.75 diopter (D) in each eye at baseline; * Best Corrected Visual Acuity (BCVA) of 20/25 Snellen or better in each eye at baseline; * At the time of the 1-year visit, subject was prescribed and wearing AONDA in both eyes in either a DW or CW modality for at least approximately 1 without changing modality; * Baseline and 1-year visit chart available; * Other protocol-specified inclusion criteria may apply. Key Exclusion Criteria: * Any recurrent history or active anterior segment infection, inflammation, abnormality, or disease contraindicating regular contact lens wear present at baseline; * The use of systemic or ocular medications contraindicating regular contact lens wear at baseline; * History of refractive surgery or irregular cornea; * Slit lamp findings, including signs of pathological dry eye, that would contraindicate regular contact lens wear at baseline; * Other protocol-specified exclusion criteria may apply.