Clinical Evaluation of Proclear Toric and Biofinity Toric

Inclusion Criteria

• Are at least 17 years of age and has full legal capacity to volunteer.
• Have understood and signed an information consent letter.
• Are willing and able to follow instructions and maintain the appointment schedule.
• Are an adapted soft toric contact lens wearer.
• Do not habitually wear either of the two study lens types.
• Have a vertex-corrected contact lens prescription with a spherical component of +4.00D to -9.00D in combination with astigmatism of no less than -0.75D and no more than -2.25D in each eye.
• Can achieve best corrected distance visual acuity of +0.10 logMAR (subjective refraction) or better in each eye.
• Can be fitted with and achieve a distance visual acuity of +0.18 logMAR or better in each eye with the study contact lenses.

Exclusion Criteria

• Are participating in any concurrent clinical or research study.
• Have any known active ocular disease and/or infection or slit lamp findings that would contraindicate contact lens use.
• Have a systemic condition that in the opinion of the investigator may affect a study outcome variable.
• Are using any systemic or topical medications that in the opinion of the investigator may affect a study outcome variable.
• Have known sensitivity to the diagnostic pharmaceuticals to be used in the study.
• Have a history of not achieving comfortable CL use (5 days per week; > 8 hours/day)
• Are an employee of the Centre for Ocular Research & Education directly involved in the study (i.e. on the delegation log).