Rod lenses are designed and used in a variety of laser and imaging systems, they are available in a variety of miniature sizes and can be integrated into many OEM applications. Optical properties are similar to cylindrical lenses. Collimating light through the diameter of the rod lens will be focused into a line. 

N-BK7(H-K9L), fused quartz, YAG, and Si etc, substrates can be used in a variety of UV, visible and near-infrared applications.