Technology is running after the inventions that are being made on the "HUMAN EYE". There may many reasons for natural blindness, the reasons will differ from patient to patient and its very tough task to research on such a complicated organ. But a small success in this regard can change the can change the blind's life drastically and that's the reason why these research is going on for the past 20 years. "LIGHT" in their "LIFE"
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