The Clinical Evaluation of Two Daily Disposable Contact Lenses

Inclusion criteria

• They are of legal age (18 years) and capacity to volunteer.
• They understand their rights as a research subject and are willing to sign a Statement of Informed Consent.
• They are willing and able to follow the protocol.
• They would be expected to attain at least 6.9 (20/30) in each eye with the study lenses.
• They are able to wear contact lenses which have a back vertex power of -1.00 to -6.00DS.
• They have a maximum of 1.00D of refractive astigmatism (i.e. < 1.00 DC).
• They have worn soft contact lenses within six months of starting the study.

Exclusion criteria

• They have an ocular disorder which would normally contra-indicate contact lens wear.
• They have a systemic disorder which would normally contra-indicate contact lens wear.
• They are using any topical medication such as eye drops or ointment.
• They are aphakic.
• They have had corneal refractive surgery.
• They have any corneal distortion resulting from previous hard or rigid lens wear or has keratoconus.
• They are pregnant or lactating.
• They have grade 2 or greater of any of the following ocular surface signs: corneal edema, corneal vascularization, corneal staining, tarsal conjunctival changes or any other abnormality which would normally contraindicate contact lens wear.
• They have any infectious disease (e.g., hepatitis) or any immunosuppressive disease (e.g., HIV).
• They have diabetes.
• They are currently taking part in any other clinical study or research.