According to custom design to manufacture kinds of cylindrical lenses.Such as plano convex cylindrical lens, plano concave cylindrical lens, bi-convex cylindrical lens, bi-concave cylindrical lens, meniscus cylindrical lens, achromatic cylindrical lens, aspherical & spherical series.Material: flint glasses, UV-fused silica, Infrared fused silica, CaF2, Ge, ZnSe, Si, etc. Focal length:+/-5mm-- +/-1000mm+/-1%(test by TIROPTICS OPTOMATIC2000 made in German)Length: 2mm-3mm +/-0.1mm Width: 2mm-150mm+/-0.1mm Tc tolerance:+/-0.2mmCentration: 3-5'Surface accuracy:lambda/2Surface quality: 40/20Clear aperture: 90%Coating: custom designBesides, there are a large volume of stock optical components in various shapes and sizes to facilitate quick deliveries.