etendue

conserved property of the light in an optical system which characterizes how "spread out" the light is in terms of angle and area
Thing general Q1370994
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etendue

Summary

etendue ranks in the top 2% of general entities by monthly Wikipedia readership (130 views/month).[1]

Key Facts

  • etendue's part of is recorded as optics[2].
  • etendue's Commons category is recorded as Etendue[3].
  • etendue's Freebase ID is recorded as /m/05qfg6[4].
  • etendue's Microsoft Academic ID is recorded as 167182200[5].

Why It Matters

etendue ranks in the top 2% of general entities by monthly Wikipedia readership (130 views/month).[1] etendue has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[6] etendue is known by 6 alternative names across languages and contexts.[7]

📑 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). etendue. Retrieved April 10, 2026, from https://4ort.xyz/entity/etendue
MLA “etendue.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/etendue.
BibTeX @misc{4ortxyz_etendue_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{etendue}}, year = {2026}, url = {https://4ort.xyz/entity/etendue}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): etendue — https://4ort.xyz/entity/etendue (retrieved 2026-04-10)

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