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Josh Silver演示可调节的液体填充眼镜
905,161 plays
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Joshua Silver
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TEDGlobal 2009
• July 2009
Read transcript
在如何矫正视力的问题上，Josh Silver介绍了一种简单聪明，而且花费很低的方案──可调节的、液体填充镜片。在2009年TED世界大会上，他展示了这种便宜的眼镜，并颁布了他的计划：到2020年，让十亿人戴上这种眼镜。
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