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Investigators planned to investigate changes in visual function after wearing decorative tinted soft contact lenses with different pigment-free optical zone diameters.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| wearing contact lense group | Experimental | normal subjects after wearing tinted/normal contact lenses |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| EyeLIKe Callamatch II, Koryo Eyetech Co, Seoul, Korea | Device | tinted contact lens, daily-wear tinted lens |
|
| Measure | Description | Time Frame |
|---|---|---|
| score of best-corrected visual acuity (BCVA) | 1 day |
| Measure | Description | Time Frame |
|---|---|---|
| Total score of ocular higher-order aberrations | ocular higher-order aberrations measured by iTrace (Tracey Technologies, Houston, Texas, USA; software V.4.1.0) | 1 day |
| contrast sensitivity with tinted lense |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Institute of Vision Research, Department of Ophthalmology, Yonsei University College of Medicine | Seoul | 102-752 | South Korea |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 26377415 | Derived | Jung JW, Kim SM, Han SH, Kim EK, Seo KY, Kim TI. Effect of the pigment-free optical zone diameter of decorative tinted soft contact lenses on visual function. Br J Ophthalmol. 2016 May;100(5):633-7. doi: 10.1136/bjophthalmol-2015-306731. Epub 2015 Sep 16. |
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| EyeLIKe Shine, Koryo Eyetech Co | Device | clear lens |
|
contrast sensitivity measured by Optec 6500 test system (Stereo Optical Co, Chicago, Illinois, USA) at five spatial frequencies (1.5, 3, 6, 12 and 18 cycles/degree (cpd)) under photopic (luminance value of 85 candelas/square metre (cd/m2)) and mesopic conditions (target luminance value of 3 cd/m2) with or without glare after wearing clear lens and tinted lenses with different pigment-free optical zone diameters (4, 5 and 6 mm).
| 1 day |