Aspect AS109 luminance

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        },
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      ],
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          "dst_aspect_id": "AS30"
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      ],
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    },
    {
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        {
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          "aspect_id": "AS109"
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      ],
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      "ml_name": "ra_ip_L",
      "scale_type": "ratio",
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    },
    {
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      ],
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      "ml_name": "ra_ip_cd.in-2",
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    },
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        "AS109"
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        {
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          "aspect_id": "AS109"
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      "ml_name": "ra_ip_ft-L",
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    }
  ],
  "id": "AS109",
  "name": "luminance",
  "ml_name": "as_luminance",
  "symbol": null,
  "reference": "NIST Special Publication 1038"
}