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LED有什么特性？

2025-03-17 02:01:40

推荐回答（1个）

回答1：

就像爱迪生当年发明电灯一样，经过长期探索，科学家们最后决定用发光二极管来作为新型电灯的发光源(LED)。LED与普通电灯比较起来更节能，但科学家关注的并不是它的这一特性，而是LED能以人肉眼察觉不到的高速度闪烁，而这种闪烁却能被设备捕捉到。通过设备分析，科学家惊奇地发现，这种闪烁光发出的电磁波竟能与人体内产生的生物电频率相吻合。

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