This study is being conducted to evaluate Bausch \& Lomb PureVision Multi-Focal contact lenses compared to the Bausch \& Lomb SofLens59 contact lens when worn by adapted soft contact lens wearers on a daily wear basis.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
272
Contact lenses to be worn on a daily wear basis for 2 weeks.
Contact lenses to be worn on a daily wear basis for 2 weeks.
Bausch & Lomb
Rochester, New York, United States
Distance Visual Acuity (VA) Between Test and Control Lenses Worse Than 20/40.
Eyes with distance lens VA of 20/40 or worse at study exit between test and control lenses.
Time frame: 2 weeks
Subjective Ratings of Eye Strain
Convergence Insufficiency Symptom Survey (CISS), was used to assess eye strain symptoms measured on a scale of 1-4. 0 score=never, 4 score=always
Time frame: 2 week visit
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