The purpose of this study is to compare the amount of coma as measured by aberrometry induced by two silicone hydrogel toric lenses in astigmatic participants.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
49
Commercially available, silicone hydrogel contact lens for correction of astigmatism
Commercially available, silicone hydrogel contact lens for correction of astigmatism
Mean Ocular Coma Score at 5mm Pupil at Day 30
Ocular coma is a type of optical aberration or a distortion in image formation occurring when a bundle of light rays enters an optical system (eye) that is not parallel to the optic axis. Ocular coma will be measured in micrometers using a Ladarwave aberrometer. A lower number indicates less coma/less image distortion. One eye (right eye) contributed to the mean.
Time frame: Day 30
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