"24 x 36" meaning in French

{
  "forms": [
    {
      "form": "24 x 36",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "#"
      },
      "expansion": "24 x 36 m (plural 24 x 36)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Photography",
          "orig": "fr:Photography",
          "parents": [
            "Art",
            "Human activity",
            "Media",
            "Culture",
            "Human behaviour",
            "Communication",
            "Society",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "He preferred not to find himself mingling with the crowd of city dwellers in shorts and straw hats who would soon be strolling the sidewalks, 35mm's glued to their eyes, yelping with excitement...",
          "ref": "1981, Serge Brussolo, “Visite guidée”, in Trajets et itinéraires de la mémoire, Folio SF, published 2013, page 438",
          "text": "Il préférait ne pas se trouver mêlé à la foule des citadins en short et chapeau de paille qui, dans un instant, arpenterait les trottoirs, 24 x 36 rivé à l’œil, glapissant d’excitation...",
          "type": "quotation"
        }
      ],
      "glosses": [
        "35 mm SLR"
      ],
      "hypernyms": [
        {
          "word": "appareil photographique"
        }
      ],
      "id": "en-24_x_36-fr-noun-DesJ6o7l",
      "links": [
        [
          "photography",
          "photography"
        ],
        [
          "SLR",
          "SLR"
        ]
      ],
      "raw_glosses": [
        "(photography) 35 mm SLR"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "arts",
        "hobbies",
        "lifestyle",
        "photography"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/vɛ̃.ka.tʁə paʁ tʁɑ̃t.sis/"
    }
  ],
  "word": "24 x 36"
}

{
  "forms": [
    {
      "form": "24 x 36",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "#"
      },
      "expansion": "24 x 36 m (plural 24 x 36)",
      "name": "fr-noun"
    }
  ],
  "hypernyms": [
    {
      "word": "appareil photographique"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French multiword terms",
        "French nouns",
        "French terms spelled with numbers",
        "French terms with IPA pronunciation",
        "French terms with quotations",
        "fr:Photography"
      ],
      "examples": [
        {
          "english": "He preferred not to find himself mingling with the crowd of city dwellers in shorts and straw hats who would soon be strolling the sidewalks, 35mm's glued to their eyes, yelping with excitement...",
          "ref": "1981, Serge Brussolo, “Visite guidée”, in Trajets et itinéraires de la mémoire, Folio SF, published 2013, page 438",
          "text": "Il préférait ne pas se trouver mêlé à la foule des citadins en short et chapeau de paille qui, dans un instant, arpenterait les trottoirs, 24 x 36 rivé à l’œil, glapissant d’excitation...",
          "type": "quotation"
        }
      ],
      "glosses": [
        "35 mm SLR"
      ],
      "links": [
        [
          "photography",
          "photography"
        ],
        [
          "SLR",
          "SLR"
        ]
      ],
      "raw_glosses": [
        "(photography) 35 mm SLR"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "arts",
        "hobbies",
        "lifestyle",
        "photography"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/vɛ̃.ka.tʁə paʁ tʁɑ̃t.sis/"
    }
  ],
  "word": "24 x 36"
}