The Opposite of Normal

Strange thoughts from the inner workings of my mind, fortified with 200% of the USDA recommended daily value of snark.

Tuesday, January 17, 2006

Your Blind Spot

As I'm sure most of you are aware of, each of our eyes has a blind spot where our optical nerve passes through the photoreceptor sheet. In everyday life, we don't nice this because our brain compensates with information from each eye. Even using only one eye, our brain compensates nicely.

Scroll the following illustration until it's at about eye level.



Start about 2 feet away from your monitor. Close your left eye, and look at the cross. Move your head closer to the monitor. When you get about a foot away, the dot will completely disappear. By moving your head around, you can get a sense as to just how large your blind spot actually is! It's huge!

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