Zöllner illusion

Rarity: Common

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At a glance

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Notion

Domain

Science and technology

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What Wikipedia says

The Zöllner illusion is an optical illusion named after its discoverer, German astrophysicist Johann Karl Friedrich Zöllner.

Excerpt from the Wikipedia article “Zöllner illusion”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Fibonacci, CC BY-SA 3.0, via Wikimedia Commons.