The lilac chaser is a visual illusion, also known as the Pac-Man illusion. It consists of 12 lilac (or pink, rose, or magenta) blurred discs arranged in a circle (like the numbers on a clock) around a small black central cross on a grey background.
The lilac chaser is a visual illusion, also known as the Pac-Man illusion. It consists of 12 lilac (or pink, rose, or magenta) blurred discs arranged in a circle (like the numbers on a clock) around a small black central cross on a grey background.
Source: Wikipedia "Lilac chaser" · CC BY-SA 4.0
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