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可用手机相机测试LED灯频闪 央视315 - 站长搜索
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可用手机相机测试LED灯频闪 央视315

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2017-03-15 22:10:31 转载来源: 网络整理/侵权必删

站长搜索3月15日消息,央视315晚会(图文直播)正在进行中,在1号消费预警环节中,央视给出了一个小的消费技巧,那就是可以利用手机相机来测试LED灯是否存在严重频闪问题。▲无频闪▲有频闪一些使用LED灯泡的学习灯存在严重的频闪问题,长期在这种灯下学习容易造成视觉疲劳、头痛等问题

站长搜索3月15日消息,央视315晚会(图文直播)正在进行中,在1号消费预警环节中,央视给出了一个小的消费技巧,那就是可以利用手机相机测试LED灯是否存在严重频闪问题。

▲无频闪

▲有频闪

一些使用LED灯泡的学习灯存在严重的频闪问题,长期在这种灯下学习容易造成视觉疲劳、头痛等问题。肉眼很难看出LED灯是否存在严重频闪问题,但消费者可以通过手机自带的拍照功能进行简单的鉴别,方法就是打开手机拍照功能,对准灯泡,手机屏幕上不会出现条纹的则说明没有频闪问题,这种LED灯价格更高,若屏幕存在波动的条纹则说明LED灯泡存在严重频闪问题,虽然便宜但不能购买。

这个小技巧大家学会了吗?

标签: 可用 手机 相机 测试 LED 灯频 央视


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