SAN RAMON, Calif.—CooperVision said its SightGlass Vision business has revealed two-year clinical study data for its Diffusion Optics Technology, which is specifically designed to slow the progression of myopia in children. After two years, children who wore their Diffusion Optics Technology-enabled spectacles full time, including not removing them for near vision activities, progressed on average one-half diopter less than those wearing the control spectacles—a reduction of 59 percent, according to an announcement. Read More