Clinical Research Directory

Inclusion Criteria: A person is eligible for inclusion in the study if he/she: * Has had a self-reported oculo-visual examination in the last two years * Is 50 years of age or greater and has full legal capacity to volunteer * Is able to read and understand the informed consent * Is willing and able to follow instructions and maintain the appointment schedule * Has a spherical distance contact lens prescription between -1.00 and -5.00D (Diopters) (inclusive) * Near Add Power requirement of +2.25D or greater * Has spectacle cylinder 0.75 D in both eyes * Has normal binocularity (no amblyopia, no strabismus, no habitually uncorrected anisometropia ≥ 2.00D) * Has monocular best-corrected distance visual acuity of 20/30 or better in each eye * Has clear corneas and no active ocular disease * Has not worn gas permeable contact lenses for 1 month prior to the study Exclusion Criteria: A person will be excluded from the study if he/she: * Has never worn contact lenses before * Has any systemic disease affecting ocular health * Is using any systemic or topical medications that will affect ocular health * Has any ocular pathology or abnormality that would affect the wearing of contact lenses * Is aphakic (i.e. missing their natural lens inside their eye) * Has uncorrected anisometropia (i.e. difference in the prescription between the eyes) of ≥2.00 D * Has undergone corneal refractive surgery * Is participating in any other type of eye related clinical or research study.