The prevalence of myopia exceeds 20% worldwide and is expected to reach 50% by 2050, including 39.8% of children and adolescents 1,2,3,4. In many parts of East and Southeast Asia, up to 80% of young ...
Researchers have developed a spiral-shaped lens that maintains clear focus at different distances in varying light conditions. The new lens works much like progressive lenses used for vision ...
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