Across the world, two and one half billion people live with uncorrected vision, 80% of whom reside in low resource settings. Beyond the cost of not being able to see the world clearly, uncorrected refractive errors (a major source of uncorrected vision) cost a global $227 billion dollars in lost productivity per year. Currently, there exists one solution that has yet not been explored which has the potential to radically lower the cost of corrective eyewear and leap across the urban-rural divide: pinhole glasses.

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