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objective

optical element that gathers light from the object being observed and focuses the light rays to produce a real image
Class type of: optical instrument Q3880557
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Key Facts

  • Subclass of: optical instrument[1]
  • Said to be the same as: camera lens[2]
  • Has part(s): lens[3], mirror[4], diffraction grating[5]
  • Described by source: Encyclopædia Britannica 11th edition[6]

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.

📑 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). objective. Retrieved October 30, 2026, from https://4ort.xyz/entity/objective
MLA “objective.” 4ort.xyz Knowledge Graph, 4ort.xyz, 30 Oct. 2026, https://4ort.xyz/entity/objective.
BibTeX @misc{4ortxyz_objective_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{objective}}, year = {2026}, url = {https://4ort.xyz/entity/objective}, note = {Accessed: 2026-10-30}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): objective — https://4ort.xyz/entity/objective (retrieved 2026-10-30)

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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. 21w ago · Bekipediya · 2026-06-03 view diff on Wikidata ↗
    Topic's main category → Wikidata item
    Aliases → —
    Subclass of → optical instrument
    Said to be the same as → camera lens
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbmergeitems-from:0||Q25513090 */"
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