The purpose of this study is to compare the fit characteristics between four Alcon commercially available toric contact lenses.
Subjects will be expected to attend 3 visits including the screening visit. The total duration of a subject's participation in the study will be approximately 19 days.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Commercially available silicone hydrogel contact lens
Commercially available silicone hydrogel contact lens
Commercially available silicone hydrogel contact lens
Kurata Eyecare Center
Los Angeles, California, United States
Omega Vision Center P.A.
Longwood, Florida, United States
Kindred Optics at Maitland Vision
Maitland, Florida, United States
Kannarr Eye Care LLC
Pittsburg, Kansas, United States
Distance VA with study lenses
Visual Acuity (VA) will be assessed using letter charts with study lenses in place and reported in logarithm minimum angle of resolution (logMAR). A logMAR value of 0.0 equates to 20/20 Snellen, which is considered normal distance eyesight. Eyes will be assessed individually.
Time frame: 30 mins (± 15 mins), each product
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Commercially available silicone hydrogel contact lens
ProCare Vision Centers, Inc.
Granville, Ohio, United States
Optometry Group, PLLC
Memphis, Tennessee, United States
Clarke EyeCare Center
Wichita Falls, Texas, United States