pattern of optical illusion with black and white spirals using vector seamless geometry circles vector. It is a unique illusion, where the observer can verify the concentric strands manually. a pattern featuring a cross made of rounded black and white spiral lines depicted in vector format vector. Illustration about Black and white spiral background, swirling radial pattern, abstract vector illustration. The illusion is augmented by the spiral components in the checkered background.
Zöllner's illusion and the café wall illusion are based on a similar principle, like many other visual effects, in which a sequence of tilted elements causes the eye to perceive phantom twists and deviations. The visual distortion is produced by combining a regular line pattern (the circles) with misaligned parts (the differently colored strands). The overlapping black arc segments appear to form a spiral however, the arcs are a series of concentric circles. The illusion is also known as the false spiral, or by its original name, the twisted cord illusion.
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The Fraser spiral illusion is an optical illusion that was first described by the British psychologist Sir James Fraser (1863–1936) in 1908. Download Black White Spiral Pattern stock photos. Download 1,894 Black White Spiral Patterns Stock Illustrations, Vectors & Clipart for FREE or amazingly low rates New users enjoy 60 OFF.
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