Cataracts can lead to blindness, though it’s preventable if you catch them early enough. But for the world’s poor–many of whom live in remote regions far from the offices of an opthalmologist–diagnosis is difficult. Which is why MIT’s Media Lab has put together a small portable tool that bolts to a smartphone to do the job, possibly even better than a quick eye exam could.
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Seeing Is Believing: New Smartphone Tool Assists Diagnosis Of Cataracts