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The purpose of this study is to compare the cosmetic appearance of two different contact lenses on Asian eyes.
Participants will be asked to evaluate the cosmetic appearance of two different contact lenses worn contralaterally for 20 minutes. No vision or comfort variables will be assessed in this cosmetic appearance and lens fit non-dispensing study.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| nelfilcon A | Experimental | Nelfilcon A printed contact lens randomly assigned to one eye, with etafilcon A printed contact lens assigned to the fellow eye for contralateral wear. Lenses will be worn for 20 minutes. |
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| etafilcon A | Active Comparator | Etafilcon A printed contact lens randomly assigned to one eye, with nelfilcon A printed contact lens assigned to the fellow eye for contralateral wear. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| nelfilcon A contact lens with print | Device | Investigational spherical contact lens |
| |
| Measure | Description | Time Frame |
|---|---|---|
| Cosmetic Appearance Preference | Participant will be asked on a questionnaire, "Which lens do you prefer for looking more natural?" Subject will record on the questionnaire, "Left lens," "Right lens," or "No preference." | After 20 minutes of wear |
| Measure | Description | Time Frame |
|---|---|---|
| Lens Centration | Investigator will assess lens centration using a biomicroscope, which magnifies the appearance of the contact lens on the participant's eye. Lens centration will be graded on a 5-point scale, with 0 being centered and 4 being severe decentration with corneal exposure. | After insertion and before 20 minutes of wear |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Danny Sim Chek Hoo, B Optom (Hons) | Singapore Polytechnic | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Singapore Polytechnic | Spoc | W115 | 139651 | Singapore |
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| etafilcon A contact lens with print |
| Device |
Commercially marketed (Singapore) spherical contact lens |
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