An attachable/detachable covering lens for covering eyeglass lenses is disclosed. A transparent optical material is suitably shaped to cover at least a portion of an eyeglass lens. The transparent optical material is coupled to the eyeglass lens by adhering means. The adhering means may comprise a viscosity of the transparent optical material. Embodiments of the disclosure provide mechanisms to easily provide attachable/detachable temporary lenses such as a sun-shield, temporary eyesight correction to the prescription lenses for applications such as reading, watching TV, or 3-D movie viewing. Embodiments of the disclosure also provide mechanisms for providing an easily attachable/detachable temporary prescription lens over special purpose glasses.