keratometer

diagnostic instrument for measuring the curvature of the anterior surface of the cornea
Place medical_device Q1758711
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keratometer

Summary

keratometer is a medical device[1]. keratometer draws 47 Wikipedia views per month (medical_device category, ranking #26 of 54).[2]

Key Facts

  • keratometer is credited with the discovery of Hermann von Helmholtz[3].
  • keratometer's image is recorded as Eye doctor examining Nigerian patient with keratometer.jpg[4].
  • keratometer's instance of is recorded as medical device[5].
  • keratometer's collection is recorded as ETH Library[6].
  • keratometer's inventory number is recorded as ETHZ_PHYS_0676[7].
  • keratometer's subclass of is recorded as measuring instrument[8].
  • keratometer's has use is recorded as keratometry[9].
  • keratometer's Commons category is recorded as Keratometer[10].
  • keratometer's Freebase ID is recorded as /m/0bky6j[11].
  • keratometer's described by source is recorded as Yuzhakov Big Encyclopedia[12].
  • keratometer's Encyclopædia Britannica Online ID is recorded as topic/ophthalmometer[13].
  • keratometer's height is recorded as {'unit': 'Q174728', 'amount': '+28'}[14].
  • keratometer's width is recorded as {'unit': 'Q174728', 'amount': '+23'}[15].
  • keratometer's NE.se ID is recorded as keratometer[16].
  • keratometer's Elhuyar ZTH ID is recorded as 026544[17].
  • keratometer's Store medisinske leksikon ID is recorded as keratometer[18].
  • keratometer's horizontal depth is recorded as {'unit': 'Q174728', 'amount': '+21.5'}[19].
  • keratometer's Microsoft Academic ID is recorded as 204442743[20].
  • keratometer's Nomenclature for Museum Cataloging is recorded as 9571[21].
  • keratometer's OpenAlex ID is recorded as C204442743[22].

Body

Designation and Status

keratometer's instance of is recorded as medical device[5].

Why It Matters

keratometer draws 47 Wikipedia views per month (medical_device category, ranking #26 of 54).[2] keratometer has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[23] keratometer is known by 7 alternative names across languages and contexts.[24]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [5] . wikidata.org.
  3. [3] . wikidata.org.
  4. [6] . Retrieved . wikidata.org.
  5. [7] . Retrieved . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Freebase Data Dumps. wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . Retrieved . wikidata.org.
  13. [15] . Retrieved . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . Great Norwegian Encyclopedia. Retrieved . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [23] . Wikidata sitelinks. wikidata.org.
  3. [24] . 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). keratometer. Retrieved May 3, 2026, from https://4ort.xyz/entity/keratometer
MLA “keratometer.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/keratometer.
BibTeX @misc{4ortxyz_keratometer_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{keratometer}}, year = {2026}, url = {https://4ort.xyz/entity/keratometer}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): keratometer — https://4ort.xyz/entity/keratometer (retrieved 2026-05-03)

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