The KPA013 Aspheric Condenser Lens is an uncoated Aspheric Condenser Lens, with a 9.0 mm diameter and a 6.78 mm effective focal length. It is fabricated using B270 glass providing excellent transmission in the visible to near-infrared regions. The aspherical surface is precision molded, while the convex back surface is ground and polished. Ideal for light collection, projection, illumination, detection, and condensing applications.