Blue, Blue Blue Blue Christmas

Blue LED Christmas lights are what’s wrong with Christmas.

I don’t care that Blue LED lights won the 2014 Nobel Prize in Physics, they give me the creeps.

I’ll get back to the Nobel Prize in a moment, for now let’s focus on these Blue Christmas lights.

Or should I say not focus.

The first problem with Blue LED Christmas lights is that you just can not focus on them.

Go try your hardest. When you look at them, they will literally be impossible to focus on.

There is a reason for this optical illusion.

It’s called chromatic aberration. In your eyeball, Blue light gets focused on the front of the retina and is not sharply focused like the other, longer color wavelengths. Unlike other colors, Blue light scatters in the eyeball. We’re helpless against it.

That’s why Army Snipers wear yellow shooting glasses and Dr. Geek rapped about Blu-Blocker Sunglasses.

When you filter out blue light, you see more clearly.

When they first came out, I thought Blue LED Lights were bizarre. A novelty. But now, in…