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Dioptra

classical surveying instrument from the 3rd century BCE
Product optical_instrument Q1227060
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Dioptra

Summary

Dioptra is an optical instrument[1]. Dioptra draws 84 Wikipedia views per month (optical_instrument category, ranking #6 of 14).[2]

Key Facts

  • Dioptra's instance of is recorded as optical instrument[3].
  • Dioptra's Commons category is recorded as Dioptra[4].
  • Dioptra's Freebase ID is recorded as /m/0998_z[5].
  • Dioptra's Gran Enciclopèdia Catalana ID is recorded as 0099174[6].
  • Dioptra's Microsoft Academic ID is recorded as 59177520[7].
  • Dioptra's TOPCMB ID is recorded as dioptro[8].
  • Dioptra's Gran Enciclopèdia Catalana ID is recorded as dioptra[9].

Why It Matters

Dioptra draws 84 Wikipedia views per month (optical_instrument category, ranking #6 of 14).[2] Dioptra has Wikipedia articles in 12 language editions, a strong signal of global cultural recognition.[10]

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] ↑ . Freebase Data Dumps. wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . 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.

📑 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). Dioptra. Retrieved May 3, 2026, from https://4ort.xyz/entity/dioptra
MLA “Dioptra.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/dioptra.
BibTeX @misc{4ortxyz_dioptra_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Dioptra}}, year = {2026}, url = {https://4ort.xyz/entity/dioptra}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Dioptra — https://4ort.xyz/entity/dioptra (retrieved 2026-05-03)

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