Contact lenses have always been convenient and easy solution for people who can not wear eyeglasses for some reason. With the development of internet and online stores, contact lenses retailers also followed the trend and started building their own user-friendly web shops. Therefore, this extension made taking into account all contemporary requirements and modern e-commerce features such as ajax filters. It is possible to customize lenses according any requirements including Right and Left Eye (OD/ OS) attributes, lens surface and diameter.