Lenses are transparent optical components which serve to converge or diverge the transmitted rays from an object thus forming a real or virtual image of that object.AOI supplies stock and custom made plano convex, plano concave, double convex, double concave and meniscus lenses focusing, collimating and imaging. Common materials include BK7, LaSFN9, SF5, SF11 and many more. A/R Coatings can be added per customer specs.We offer the most competitive prices in the entire industry for such lenses.