If you have a vision problem that necessitates the use of corrective prescription eyeglasses, you can choose from a number of sunglasses. If you simply need reading glasses or contact lenses to correct your distance vision but still need a reading boost, these prescription sunglasses can assist. Prescription sunglasses are available for almost every lens prescription, including bifocal and progressive lens alternatives, if you are presbyopic and need lenses to assist you read periodicals, novels, and other written materials. Heavyglare is one of the most affordable prescription sunglasses brands in the United States.