"focal plane" meaning in English

See focal plane in All languages combined, or Wiktionary

Noun

Forms: focal planes [plural]
Head templates: {{en-noun}} focal plane (plural focal planes)
  1. (optics) Any plane perpendicular to the axis of a lens or mirror. Categories (topical): Optics
    Sense id: en-focal_plane-en-noun-oGv2DANs Topics: engineering, natural-sciences, optics, physical-sciences, physics
  2. (optics) Such a plane, in a camera, microscope etc, in which the real image is in focus. Categories (topical): Optics
    Sense id: en-focal_plane-en-noun-HOWHSlW9 Categories (other): English entries with incorrect language header Disambiguation of English entries with incorrect language header: 37 63 Topics: engineering, natural-sciences, optics, physical-sciences, physics

Inflected forms

Download JSON data for focal plane meaning in English (1.6kB)

{
  "forms": [
    {
      "form": "focal planes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "focal plane (plural focal planes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Optics",
          "orig": "en:Optics",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any plane perpendicular to the axis of a lens or mirror."
      ],
      "id": "en-focal_plane-en-noun-oGv2DANs",
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "perpendicular",
          "perpendicular"
        ],
        [
          "axis",
          "axis"
        ],
        [
          "lens",
          "lens"
        ],
        [
          "mirror",
          "mirror"
        ]
      ],
      "raw_glosses": [
        "(optics) Any plane perpendicular to the axis of a lens or mirror."
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Optics",
          "orig": "en:Optics",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "37 63",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Such a plane, in a camera, microscope etc, in which the real image is in focus."
      ],
      "id": "en-focal_plane-en-noun-HOWHSlW9",
      "links": [
        [
          "optics",
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        ],
        [
          "camera",
          "camera"
        ],
        [
          "microscope",
          "microscope"
        ],
        [
          "real image",
          "real image"
        ],
        [
          "focus",
          "focus"
        ]
      ],
      "raw_glosses": [
        "(optics) Such a plane, in a camera, microscope etc, in which the real image is in focus."
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "focal plane"
}
{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns"
  ],
  "forms": [
    {
      "form": "focal planes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "focal plane (plural focal planes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "en:Optics"
      ],
      "glosses": [
        "Any plane perpendicular to the axis of a lens or mirror."
      ],
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "perpendicular",
          "perpendicular"
        ],
        [
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        ],
        [
          "lens",
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        ],
        [
          "mirror",
          "mirror"
        ]
      ],
      "raw_glosses": [
        "(optics) Any plane perpendicular to the axis of a lens or mirror."
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ]
    },
    {
      "categories": [
        "en:Optics"
      ],
      "glosses": [
        "Such a plane, in a camera, microscope etc, in which the real image is in focus."
      ],
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "camera",
          "camera"
        ],
        [
          "microscope",
          "microscope"
        ],
        [
          "real image",
          "real image"
        ],
        [
          "focus",
          "focus"
        ]
      ],
      "raw_glosses": [
        "(optics) Such a plane, in a camera, microscope etc, in which the real image is in focus."
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "focal plane"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-04-26 from the enwiktionary dump dated 2024-04-21 using wiktextract (93a6c53 and 21a9316). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.