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film speed

measure of a photographic film's sensitivity to light
Thing physical_quantity Q24613
film speed
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film speed

Summary

film speed is a physical quantity[1]. It ranks in the top 5% of physical_quantity entities by monthly Wikipedia readership (370 views/month).[2]

Key Facts

  • film speed's field of work was photography[3].
  • film speed's image is recorded as ASA DIN conversion table.jpg[4].
  • film speed's instance of is recorded as physical quantity[5].
  • film speed's Commons category is recorded as Film speed[6].
  • film speed's said to be the same as is recorded as ISO speed[7].
  • film speed's Freebase ID is recorded as /m/016krc[8].
  • film speed's Encyclopædia Britannica Online ID is recorded as technology/film-speed[9].
  • film speed's different from is recorded as frame rate[10].
  • film speed's Microsoft Academic ID is recorded as 169879849[11].

Body

Career and Affiliations

film speed's field of work was photography[3].

Why It Matters

film speed ranks in the top 5% of physical_quantity entities by monthly Wikipedia readership (370 views/month).[2] It has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[12] It is known by 21 alternative names across languages and contexts.[13]

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] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . Freebase Data Dumps. wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [12] ↑ . Wikidata sitelinks. wikidata.org.
  3. [13] ↑ . 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). film speed. Retrieved May 3, 2026, from https://4ort.xyz/entity/film-speed
MLA “film speed.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/film-speed.
BibTeX @misc{4ortxyz_film-speed_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{film speed}}, year = {2026}, url = {https://4ort.xyz/entity/film-speed}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): film speed — https://4ort.xyz/entity/film-speed (retrieved 2026-05-03)

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