"lysmåler" meaning in Norwegian Bokmål

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "lys",
        "3": "måler"
      },
      "expansion": "lys + måler",
      "name": "affix"
    }
  ],
  "etymology_text": "From lys + måler.",
  "forms": [
    {
      "form": "lysmåleren",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "lysmålere",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "lysmålerne",
      "tags": [
        "definite",
        "plural"
      ]
    }
  ],
  "lang": "Norwegian Bokmål",
  "lang_code": "nb",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Norwegian Bokmål entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "nb",
          "name": "Measuring instruments",
          "orig": "nb:Measuring instruments",
          "parents": [
            "Tools",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "nb",
          "name": "Photography",
          "orig": "nb:Photography",
          "parents": [
            "Art",
            "Human activity",
            "Media",
            "Culture",
            "Human behaviour",
            "Communication",
            "Society",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a light meter, exposure meter"
      ],
      "id": "en-lysmåler-nb-noun-wvvr3oS7",
      "links": [
        [
          "photography",
          "photography"
        ],
        [
          "light meter",
          "light meter"
        ],
        [
          "exposure meter",
          "exposure meter"
        ]
      ],
      "raw_glosses": [
        "(photography) a light meter, exposure meter"
      ],
      "related": [
        {
          "word": "ljosmålar"
        },
        {
          "tags": [
            "Nynorsk"
          ],
          "word": "lysmålar"
        }
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "arts",
        "hobbies",
        "lifestyle",
        "photography"
      ]
    }
  ],
  "word": "lysmåler"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "lys",
        "3": "måler"
      },
      "expansion": "lys + måler",
      "name": "affix"
    }
  ],
  "etymology_text": "From lys + måler.",
  "forms": [
    {
      "form": "lysmåleren",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "lysmålere",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "lysmålerne",
      "tags": [
        "definite",
        "plural"
      ]
    }
  ],
  "lang": "Norwegian Bokmål",
  "lang_code": "nb",
  "pos": "noun",
  "related": [
    {
      "word": "ljosmålar"
    },
    {
      "tags": [
        "Nynorsk"
      ],
      "word": "lysmålar"
    }
  ],
  "senses": [
    {
      "categories": [
        "Norwegian Bokmål compound terms",
        "Norwegian Bokmål entries with incorrect language header",
        "Norwegian Bokmål lemmas",
        "Norwegian Bokmål masculine nouns",
        "Norwegian Bokmål nouns",
        "nb:Measuring instruments",
        "nb:Photography"
      ],
      "glosses": [
        "a light meter, exposure meter"
      ],
      "links": [
        [
          "photography",
          "photography"
        ],
        [
          "light meter",
          "light meter"
        ],
        [
          "exposure meter",
          "exposure meter"
        ]
      ],
      "raw_glosses": [
        "(photography) a light meter, exposure meter"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "arts",
        "hobbies",
        "lifestyle",
        "photography"
      ]
    }
  ],
  "word": "lysmåler"
}