Paragon Vision Sciences, Inc. Optacryl 60 Optacryl 60

Optacryl® 60 (kolfocon A) rigid gas permeable contact lenses for daily wear are available as lathe cut firm contact lenses withspherical anterior and posterior surfaces. The posterior curve is selected so as to properly fit an individual eye and the anterior curve isselected to provide the necessary optical power to correct refractive error. A peripheral curve system on the posterior surface allowstear exchange between the lens and the cornea.The Optacryl® 60 rigid gas permeable contact lens material is a thermoset copolymer derived from siloxane and methylmethacrylate.The lens material is available in blue, green, or gray versions. The blue lens contains Microlith Blue 4 G-K; the green lens containsSunfast Green No. 7; and, the gray lens contains D&C Green No. 6, D&C Violet No. 2, and Perox Yellow No. 9 as the color additives.