Comparison of a New Abbott Medical Optics (AMO) Multi-Purpose Solution (MPS) to Existing Contact Lens Regimens

Inclusion Criteria: * Is at least 17 years of age and has full legal capacity to volunteer; * Has read and signed an information consent letter; * Is willing and able to follow instructions and maintain the appointment schedule; * Has had an ocular examination in the last two years; * Is a current soft lens wearer using either two-week or monthly replacement lenses; * Is correctable to a visual acuity of 6/7.5 (20/25) or better (both eyes) with their habitual vision correction (either spectacles or contact lenses); * Has normal binocular vision (no strabismus, no amblyopia); * Has clear corneas and no active ocular disease; * Has a distance contact lens prescription between +8.00 diopters (D) to -12.00 D and a successful fit with the study lenses; * Has astigmatism less than or equal to -1.00 D; * Agrees to wear the study lenses on a daily wear basis. Exclusion Criteria: * Has any active ocular disease; * Has any clinically significant lid, conjunctival, or corneal abnormalities that may affect a study outcome variable; * Has undergone corneal refractive surgery; * Has a systemic condition that may affect a study outcome variable; * Is using any systemic or topical medications that may affect ocular health; * Has known sensitivity to the diagnostic pharmaceuticals to be used in the study; * Is pregnant or lactating; * Is participating in any other clinical or research study that may affect a study outcome variable; * Currently wears daily disposable lenses or extended wear lenses.