The Jackson Nemesis Rx Reader features "Cheaters" style with integral diopters for vision assistance. +1.0 - +3.0 diopters available. Larger lens for more complete wrap around protection. Precise placement of inserts allows for distortion-free forward vision and increased safety when wearing. Enhanced nose piece design with integrated ridges to channel away sweat. Includes FREE Neck Cord. Meets CSA and ANSI Z87.1-2010 impact standard.