An Aspheric Lens is a lens whose surface profiles are not in portions of a sphere or cylinder. They can be manufactured in convex or concave form in a range of different powers. Stockists on this page supply and distribute quality optical components from in house stock as well as to customer supplied drawings. They will also stock and supply filters, prisms, windows, diffusers, mirrors and beam splitters. On line shops along with various delivery and payment options are also available.