Our eyes are always covered in a thin layer of moisture. Why is it that our vision isn’t always blurry as a result? But our vision does go blurry if we go under water, or put eye drops in, or cry.
In: Biology
That’s what blinking is for, it’s basically like taking a window wiper and flattening out the liquid against the glass.
Well our vision is slightly blurred, you may notice sometimes if you look at something white.
Our brains just let us not notice it. Plus it is a thin layer of moisture that is pretty even
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