A thin intraocular lens for inhibiting posterior capsular opacification (PCO) includes an optic having a sharp edge which extends posteriorly and between a posterior concave region and an outer-most peripheral edge surface that extends parallel to the optical axis.一種用於抑制後囊混濁(PCO)之薄內眼晶體包括一具有一鋒利邊緣之視盤,該鋒利邊緣向後且在後凹面區域與平行於光軸延伸之最外周邊緣表面之間延伸。