The Necker cube and Rubin vase
These are two optical illusions that illustrate how perception may differ from reality. On the left, we see a cube when in fact it is a flat image on our screen. On the right, the vase actually resembles two faces looking at each other.
These are drawings of the Necker cube and Rubin vase illusions. These are two optical illusions that illustrate how perception may differ from reality. In the Necker cube, we see a cube when in fact it is a flat image on our screen. In the Rubin vase, the vase actually resembles two faces looking at each other.
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