CooperVision is evaluating the clinical performance of an FDA cleared silicone-hydrogel lens material stenfilcon A (test) compared to etafilcon A for Astigmatism lens (control) when worn on a daily wear basis over one (1) week in a randomized, bilateral, cross-over, dispensing study.
Bilateral dispensing clinical trial of stenfilcon A against etafilcon A for astigmatism.