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Müller-Lyer illusion

optical illusion
Event optical_illusion Q926299
Müller-Lyer illusion
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Müller-Lyer illusion

Summary

Müller-Lyer illusion is an optical illusion[1]. It draws 208 Wikipedia views per month (optical_illusion category, ranking #8 of 37).[2]

Key Facts

  • Müller-Lyer illusion's image is recorded as Müller-Lyer illusion - Franz Bretano - 1892.png[3].
  • Müller-Lyer illusion's instance of is recorded as optical illusion[4].
  • Franz Carl Müller-Lyer is named after Müller-Lyer illusion[5].
  • Müller-Lyer illusion's Commons category is recorded as Müller-Lyer illusion[6].
  • Müller-Lyer illusion's Freebase ID is recorded as /m/014jh7[7].
  • Müller-Lyer illusion's Encyclopædia Britannica Online ID is recorded as topic/Muller-Lyer-illusion[8].
  • Müller-Lyer illusion's Microsoft Academic ID is recorded as 206020734[9].

Why It Matters

Müller-Lyer illusion draws 208 Wikipedia views per month (optical_illusion category, ranking #8 of 37).[2] It has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[10] It is known by 6 alternative names across languages and contexts.[11]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . Freebase Data Dumps. wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [10] ↑ . Wikidata sitelinks. wikidata.org.
  3. [11] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Müller-Lyer illusion. Retrieved May 3, 2026, from https://4ort.xyz/entity/m-ller-lyer-illusion
MLA “Müller-Lyer illusion.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/m-ller-lyer-illusion.
BibTeX @misc{4ortxyz_m-ller-lyer-illusion_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Müller-Lyer illusion}}, year = {2026}, url = {https://4ort.xyz/entity/m-ller-lyer-illusion}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Müller-Lyer illusion — https://4ort.xyz/entity/m-ller-lyer-illusion (retrieved 2026-05-03)

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