Try on the LRK4500 at your local The EyeDoctors Optometrists location. These crystal designer eyeglasses from Lenton and Rusby are perfect for focusing at work or relaxing at home. Made from nylon, these eyeglasses feature a design and can help you see clearly with prescription lenses. At The EyeDoctors Optometrists, we can build a complete pair of Lenton and Rusby LRK4500 just for you, with custom lenses designed for your vision needs.