Optimization for Toric Contact Lenses
CooperVision International Limited (CVIL)
Summary
The aim of this study is to evaluate the agreement between subjective and objective toric lens prescriptions.
Description
To evaluate agreement between subjective and objective optimized toric contact lens prescriptions.
Eligibility
- Age range
- 18+ years
- Sex
- All
- Healthy volunteers
- No
Inclusion Criteria: 1. They are at least 18 years of age. 2. They understand their rights as a research participant and are willing and able to sign a Statement of Informed Consent. 3. They have spherical refractive error at the corneal plane between +4.00 to -7.00DS 4. They have refractive astigmatism at the corneal plane of 0.75 to 2.25DC in one eye. 5. They are able to achieve distance HCHL visual acuity of +0.10 logMAR or better in each eye 6. They are a current soft contact lens wearer or have previous experience of successful soft contact lens wear in the past 3 years. Exclusion Criter…
Interventions
- DeviceLens 1 ( stenfilcon A )
15 minutes of daily wear
- DeviceLens 2 ( comfilcon A )
15 minutes of daily wear
Location
- Indiana UniversityBloomington, Indiana