Author: Anna Ho

Your computer screen, from an angle

We can probably agree that this rectangle is pink.

 

Now, keep the rectangle on display, and stand up so that you’re looking down at your screen from a sharp angle. If you have a laptop, you can tilt your screen to achieve the same effect.

See that?

On many LCD screens the square becomes bright blue. (More recent models with higher pixel density, including the Macbook Pros with Retina Displays, have fixed this problem.)

Why?!
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