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focus

point where parallel light rays or light rays originating from a point will converge
Class type of: point Q190909

Facts

5 properties
Subclass of
point[1]
Described by source
Armenian Soviet Encyclopedia, vol. 5[2]
Different from
Foco, Fokus[3][4]
On focus list of Wikimedia project
Wikipedia:Vital articles/Level/4[6]
Studied by
optics[5]
🏷️ Also known as
en image point en focus ar بؤره العدسه ar بؤرة العدسة cs ohnisko de Brennpunkt de Fokalebene de Fokalfläche de Fokus de Brennebene es Enfoque es foco fa کانون عدسی fi polttopiste fi Valepolttopiste fr foyer fr Foyer image fr Foyer objet he מוקד id fokus
🔖 Identifiers · 10
GND ID
4602533-9
OpenAlex ID
C2984933120, C192209626
Australian Educational Vocabulary ID
scot/4240
Dictionary of Archives Terminology ID
focus
Encyclopædia Britannica Online ID
technology/focal-point
Freebase ID
/m/03___6
JSTOR topic ID (archived)
optical-focus
KBpedia ID
Focus-Geometric
Microsoft Academic ID (discontinued)
192209626
WordNet 3.1 Synset ID
11476112-n

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
← Has effect 2
autofocus, manual focus
Different from 1
Fokus
Named after 1
foco
On focus list of Wikimedia project 1
Wikipedia:Vital articles/Level/4
Studied by 1
optics
Subclass of 1
point
← Different from 1
Fokus
← Has characteristic 1
optical system
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Body

Works and Contributions

Things named for focus include foco[7], a political theory[8].

Why It Matters

Entities named for focus include foco[7], a political theory[8].

References

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

Direct Wikidata claims

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

Inverse relationships (entities pointing at this one)

  1. [7] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [8] ↑ . Wikidata. wikidata.org. → on this site

📑 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). focus. Retrieved November 12, 2026, from https://4ort.xyz/entity/focus-q190909-2
MLA “focus.” 4ort.xyz Knowledge Graph, 4ort.xyz, 12 Nov. 2026, https://4ort.xyz/entity/focus-q190909-2.
BibTeX @misc{4ortxyz_focus-q190909-2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{focus}}, year = {2026}, url = {https://4ort.xyz/entity/focus-q190909-2}, note = {Accessed: 2026-11-12}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): focus — https://4ort.xyz/entity/focus-q190909-2 (retrieved 2026-11-12)

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