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Fresnel lens

compact composite lens
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Fresnel lens

Summary

Fresnel lens ranks in the top 1% of general entities by monthly Wikipedia readership (2,561 views/month).[1]

Key Facts

  • Fresnel lens is credited with the discovery of Augustin-Jean Fresnel[2].
  • Augustin-Jean Fresnel is named after Fresnel lens[3].
  • Fresnel lens is a type of optic[4].
  • Fresnel lens's Commons category is recorded as Fresnel lenses[5].
  • Fresnel lens's described by source is recorded as Meyers Konversations-Lexikon, 4th edition (1885–1890)[6].
  • Fresnel lens's has list is recorded as list of Fresnel lighthouse lens sizes[7].
  • Fresnel lens's permanent duplicated item is recorded as Q116617671[8].
  • Fresnel lens's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[9].

Body

Definition and Type

Fresnel lens is a type of optic[4].

Origins

Augustin-Jean Fresnel is named after Fresnel lens[3].

Why It Matters

Fresnel lens ranks in the top 1% of general entities by monthly Wikipedia readership (2,561 views/month).[1] It has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[10]

Related Entities

Augustin-Jean Fresnel

References

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

Direct Wikidata claims

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

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [10] ↑ . Wikidata sitelinks. 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). Fresnel lens. Retrieved April 10, 2026, from https://4ort.xyz/entity/fresnel-lens
MLA “Fresnel lens.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/fresnel-lens.
BibTeX @misc{4ortxyz_fresnel-lens_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Fresnel lens}}, year = {2026}, url = {https://4ort.xyz/entity/fresnel-lens}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Fresnel lens — https://4ort.xyz/entity/fresnel-lens (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/fresnel-lens · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 10d ago · Twofivesixbot bot · 2026-05-23 view diff on Wikidata ↗
    Permanent duplicated item → Q116617671
    Has list → list of Fresnel lighthouse lens sizes
    Named after → Augustin-Jean Fresnel
    Discoverer or inventor → Augustin-Jean Fresnel
    + 6 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|2 */ [[Property:P8189]]: 987007553003705171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.