"λ/4 film" meaning in English

See λ/4 film in All languages combined, or Wiktionary

Noun

Forms: 4 film [canonical], 4 films [plural]
Etymology: λ (“wavelength”). Etymology templates: {{m|mul|λ||wavelength}} λ (“wavelength”) Head templates: {{en-noun}} 4 film (plural 4 films)
  1. (technology) Film having a retardation of a quarter of a specified wavelength, used with a polarizer film to lower the reflectance of a display significantly. Categories (topical): Technology Synonyms: quarter-wavelength film, quarter-wave plate, λ/4 plate Translations (film with a retardation of quarter wavelength): lame λ/4 [feminine] (French), lame quart d’onde [feminine] (French), λ (alt: λ/4板) (Japanese), 4板 (alt: λ/4板) (Japanese), λ (λ/4pan) (Korean), 4판 (λ/4pan) (Korean)
    Sense id: en-λ/4_film-en-noun-dVYGP7br Categories (other): English entries with incorrect language header Topics: engineering, natural-sciences, physical-sciences, technology

Inflected forms

Download JSON data for λ/4 film meaning in English (2.3kB)

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": "λ",
        "3": "",
        "4": "wavelength"
      },
      "expansion": "λ (“wavelength”)",
      "name": "m"
    }
  ],
  "etymology_text": "λ (“wavelength”).",
  "forms": [
    {
      "form": "4 film",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "4 films",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "4 film (plural 4 films)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Technology",
          "orig": "en:Technology",
          "parents": [
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Film having a retardation of a quarter of a specified wavelength, used with a polarizer film to lower the reflectance of a display significantly."
      ],
      "id": "en-λ/4_film-en-noun-dVYGP7br",
      "links": [
        [
          "technology",
          "technology"
        ],
        [
          "Film",
          "film"
        ],
        [
          "retardation",
          "retardation"
        ],
        [
          "wavelength",
          "wavelength"
        ],
        [
          "polarizer",
          "polarizer"
        ],
        [
          "reflectance",
          "reflectance"
        ],
        [
          "display",
          "display"
        ]
      ],
      "raw_glosses": [
        "(technology) Film having a retardation of a quarter of a specified wavelength, used with a polarizer film to lower the reflectance of a display significantly."
      ],
      "synonyms": [
        {
          "word": "quarter-wavelength film"
        },
        {
          "word": "quarter-wave plate"
        },
        {
          "word": "λ/4 plate"
        }
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "technology"
      ],
      "translations": [
        {
          "code": "fr",
          "lang": "French",
          "sense": "film with a retardation of quarter wavelength",
          "tags": [
            "feminine"
          ],
          "word": "lame λ/4"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "film with a retardation of quarter wavelength",
          "tags": [
            "feminine"
          ],
          "word": "lame quart d’onde"
        },
        {
          "alt": "λ/4板",
          "code": "ja",
          "lang": "Japanese",
          "sense": "film with a retardation of quarter wavelength",
          "word": "λ"
        },
        {
          "alt": "λ/4板",
          "code": "ja",
          "lang": "Japanese",
          "sense": "film with a retardation of quarter wavelength",
          "word": "4板"
        },
        {
          "code": "ko",
          "lang": "Korean",
          "roman": "λ/4pan",
          "sense": "film with a retardation of quarter wavelength",
          "word": "λ"
        },
        {
          "code": "ko",
          "lang": "Korean",
          "roman": "λ/4pan",
          "sense": "film with a retardation of quarter wavelength",
          "word": "4판"
        }
      ]
    }
  ],
  "word": "λ/4 film"
}
{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": "λ",
        "3": "",
        "4": "wavelength"
      },
      "expansion": "λ (“wavelength”)",
      "name": "m"
    }
  ],
  "etymology_text": "λ (“wavelength”).",
  "forms": [
    {
      "form": "4 film",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "4 films",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "4 film (plural 4 films)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms spelled with numbers",
        "en:Technology"
      ],
      "glosses": [
        "Film having a retardation of a quarter of a specified wavelength, used with a polarizer film to lower the reflectance of a display significantly."
      ],
      "links": [
        [
          "technology",
          "technology"
        ],
        [
          "Film",
          "film"
        ],
        [
          "retardation",
          "retardation"
        ],
        [
          "wavelength",
          "wavelength"
        ],
        [
          "polarizer",
          "polarizer"
        ],
        [
          "reflectance",
          "reflectance"
        ],
        [
          "display",
          "display"
        ]
      ],
      "raw_glosses": [
        "(technology) Film having a retardation of a quarter of a specified wavelength, used with a polarizer film to lower the reflectance of a display significantly."
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "technology"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "quarter-wavelength film"
    },
    {
      "word": "quarter-wave plate"
    },
    {
      "word": "λ/4 plate"
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "film with a retardation of quarter wavelength",
      "tags": [
        "feminine"
      ],
      "word": "lame λ/4"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "film with a retardation of quarter wavelength",
      "tags": [
        "feminine"
      ],
      "word": "lame quart d’onde"
    },
    {
      "alt": "λ/4板",
      "code": "ja",
      "lang": "Japanese",
      "sense": "film with a retardation of quarter wavelength",
      "word": "λ"
    },
    {
      "alt": "λ/4板",
      "code": "ja",
      "lang": "Japanese",
      "sense": "film with a retardation of quarter wavelength",
      "word": "4板"
    },
    {
      "code": "ko",
      "lang": "Korean",
      "roman": "λ/4pan",
      "sense": "film with a retardation of quarter wavelength",
      "word": "λ"
    },
    {
      "code": "ko",
      "lang": "Korean",
      "roman": "λ/4pan",
      "sense": "film with a retardation of quarter wavelength",
      "word": "4판"
    }
  ],
  "word": "λ/4 film"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-05-06 from the enwiktionary dump dated 2024-05-02 using wiktextract (f4fd8c9 and c9440ce). 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.

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