SightGlass Vision Diffusion Optics Technology (IMAGE) McDougall Communications Caption Newly release study data indicates that after two years, children who wore their SightGlass Vision Diffusion Optics Technology-enabled spectacles full time, including not removing them for near vision activities, had their myopia progress on average one-half diopter less than those wearing the control spectacles—a reduction of 59%. Credit CooperVision, Inc. Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.