Does BLUE LENS protect our eyes?_Tamil, Is the Blue light dangerous? How Blue lens works?

Описание к видео Does BLUE LENS protect our eyes?_Tamil, Is the Blue light dangerous? How Blue lens works?

This video is about how blue lens work, what is blue light, what is blue lens, does blue lens really blocks the blue light?, And I have done a experiment with the available equipment to get a better results. But results are subject to the available resources and may vary under laboratory test conditions.
Time stamp
00:00 - Intro
00:49 - What is color?
02:07 - How blue emitted from smartphone?
02:58 - Why blue color is danger?
03:27 - Blue lens Exp. 1
04:21 - Blue lens Exp. 2
05:09 - Blue lens Exp. 3
05:36 - Blue lens Exp. 4
08:30 - Does smartphone affect your eyes?
11:11 - Purpose of blue lens
12:06 - End
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