🔵🔵🔵About Blue Light Blocking
❎❎❎Blue light blocking glasses do not block all blue light, and it is also wrong to wear glasses to see blue pictures on a computer to test blue light blocking.
✅Natural light also contains blue light. This part of the blue light has a wavelength range between 380nm and 505nm. If you hold the blue light test card under natural light, the test card will also change color. But this part of natural light will not cause harm to us. We are active in natural light during the day, so there is no need to worry.
✅The blue light band of the electronic product screen is around 430nm-480nm. The blue light energy in this band is relatively strong. The blue light in this band is blocked by the blue light blocking glasses. The blue light emitted by the electronic product screen for a long time will indeed cause eye fatigue and dryness to the glasses. , Wearing blue light blocking glasses can alleviate these problems and allow you to enjoy your digital life with peace of mind.
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These glasses are not recommended for color-related jobs such as color work, painters, etc.