"chip chart" meaning in English

{
  "forms": [
    {
      "form": "chip charts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chip chart (plural chip charts)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2013, Harry Box, Set Lighting Technician's Handbook: Film Lighting Equipment, Practice, and Electrical Distribution",
          "text": "The chip chart, or color chart, has a set of standard colors or a scale of gray tones from white to black from which the colorist can work.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A chart containing a standard palette of grey colors from which the white balance of a camera can be calibrated."
      ],
      "id": "en-chip_chart-en-noun-u-3eHjWB",
      "links": [
        [
          "chart",
          "chart#English"
        ],
        [
          "palette",
          "palette#English"
        ],
        [
          "white balance",
          "white balance#English"
        ]
      ]
    }
  ],
  "word": "chip chart"
}

{
  "forms": [
    {
      "form": "chip charts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chip chart (plural chip charts)",
      "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 with quotations"
      ],
      "examples": [
        {
          "ref": "2013, Harry Box, Set Lighting Technician's Handbook: Film Lighting Equipment, Practice, and Electrical Distribution",
          "text": "The chip chart, or color chart, has a set of standard colors or a scale of gray tones from white to black from which the colorist can work.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A chart containing a standard palette of grey colors from which the white balance of a camera can be calibrated."
      ],
      "links": [
        [
          "chart",
          "chart#English"
        ],
        [
          "palette",
          "palette#English"
        ],
        [
          "white balance",
          "white balance#English"
        ]
      ]
    }
  ],
  "word": "chip chart"
}