An arcuately molded lens for eyewear such as goggles or eyeglasses is provided. The lens is single pane, unitary lens defining upper and lower edges. The lower edge may have a nosepiece opening formed therein for mounting the lens on a nose of a wearer. The lens has a horizontal arcuate cross-sectional configuration which defines opposing lateral segments and a central zone interposed therebetween. The lateral segments each have a first radius of curvature designated R.sub.1, and the central zone has a second radius of curvature designated R.sub.2. The lens can also have a vertical arcuate cross-sectional configuration which has a third radius of curvature designated R.sub.3. In a preferred embodiment, R.sub.1