{
  "category": "measured",
  "channels": [
    {
      "channel": "R",
      "native_metadata": {
        "camera_sensor_mapping": "not asserted from TXT; paper's attributed claims are separate evidence",
        "citation": {
          "authors": [
            "Shoji Tominaga",
            "Shogo Nishi",
            "Ryo Ohtera"
          ],
          "doi": "10.3390/s21154985",
          "organization": "Kobe Institute of Computing and author affiliations in article",
          "title": "Measurement and Estimation of Spectral Sensitivity Functions for Mobile Phone Cameras",
          "year": 2021
        },
        "grid_evidence": {
          "section": "2.1",
          "sha256": "0f47e579dad2f65f6df7fd864aefc91b9bbd9a5127314c3c59ac94b74bd3c7d6",
          "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC8347217/"
        },
        "measurement_summary": "paper reports OL490 programmable DMD illumination (5-10 nm FWHM) and CS-2000; SPG-100 monochromator (4 nm) sometimes averaged with another system",
        "normalization": "unknown; values preserved verbatim",
        "original_source_label": "arrows NX9",
        "source_url": "https://docs.google.com/uc?export=download&id=1d7BdMu56wPJ0Q1lPgbRcDNuiTnMN9t9j"
      },
      "uncertainty": null,
      "values": [
        0.0212,
        0.0182,
        0.0383,
        0.0508,
        0.0469,
        0.04,
        0.0371,
        0.042,
        0.0523,
        0.0575,
        0.0636,
        0.0742,
        0.0976,
        0.108,
        0.0903,
        0.0804,
        0.0831,
        0.12,
        0.47,
        0.867,
        0.85,
        0.775,
        0.687,
        0.599,
        0.506,
        0.431,
        0.367,
        0.298,
        0.23,
        0.126,
        0.0457
      ],
      "wavelengths_nm": [
        400,
        410,
        420,
        430,
        440,
        450,
        460,
        470,
        480,
        490,
        500,
        510,
        520,
        530,
        540,
        550,
        560,
        570,
        580,
        590,
        600,
        610,
        620,
        630,
        640,
        650,
        660,
        670,
        680,
        690,
        700
      ]
    },
    {
      "channel": "G",
      "native_metadata": {
        "camera_sensor_mapping": "not asserted from TXT; paper's attributed claims are separate evidence",
        "citation": {
          "authors": [
            "Shoji Tominaga",
            "Shogo Nishi",
            "Ryo Ohtera"
          ],
          "doi": "10.3390/s21154985",
          "organization": "Kobe Institute of Computing and author affiliations in article",
          "title": "Measurement and Estimation of Spectral Sensitivity Functions for Mobile Phone Cameras",
          "year": 2021
        },
        "grid_evidence": {
          "section": "2.1",
          "sha256": "0f47e579dad2f65f6df7fd864aefc91b9bbd9a5127314c3c59ac94b74bd3c7d6",
          "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC8347217/"
        },
        "measurement_summary": "paper reports OL490 programmable DMD illumination (5-10 nm FWHM) and CS-2000; SPG-100 monochromator (4 nm) sometimes averaged with another system",
        "normalization": "unknown; values preserved verbatim",
        "original_source_label": "arrows NX9",
        "source_url": "https://docs.google.com/uc?export=download&id=1d7BdMu56wPJ0Q1lPgbRcDNuiTnMN9t9j"
      },
      "uncertainty": null,
      "values": [
        0.0248,
        0.0181,
        0.0294,
        0.0403,
        0.0544,
        0.063,
        0.0788,
        0.225,
        0.572,
        0.803,
        0.936,
        0.988,
        1,
        0.986,
        0.95,
        0.902,
        0.817,
        0.716,
        0.61,
        0.474,
        0.321,
        0.197,
        0.129,
        0.0964,
        0.0773,
        0.0647,
        0.0594,
        0.0585,
        0.058,
        0.0429,
        0.0203
      ],
      "wavelengths_nm": [
        400,
        410,
        420,
        430,
        440,
        450,
        460,
        470,
        480,
        490,
        500,
        510,
        520,
        530,
        540,
        550,
        560,
        570,
        580,
        590,
        600,
        610,
        620,
        630,
        640,
        650,
        660,
        670,
        680,
        690,
        700
      ]
    },
    {
      "channel": "B",
      "native_metadata": {
        "camera_sensor_mapping": "not asserted from TXT; paper's attributed claims are separate evidence",
        "citation": {
          "authors": [
            "Shoji Tominaga",
            "Shogo Nishi",
            "Ryo Ohtera"
          ],
          "doi": "10.3390/s21154985",
          "organization": "Kobe Institute of Computing and author affiliations in article",
          "title": "Measurement and Estimation of Spectral Sensitivity Functions for Mobile Phone Cameras",
          "year": 2021
        },
        "grid_evidence": {
          "section": "2.1",
          "sha256": "0f47e579dad2f65f6df7fd864aefc91b9bbd9a5127314c3c59ac94b74bd3c7d6",
          "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC8347217/"
        },
        "measurement_summary": "paper reports OL490 programmable DMD illumination (5-10 nm FWHM) and CS-2000; SPG-100 monochromator (4 nm) sometimes averaged with another system",
        "normalization": "unknown; values preserved verbatim",
        "original_source_label": "arrows NX9",
        "source_url": "https://docs.google.com/uc?export=download&id=1d7BdMu56wPJ0Q1lPgbRcDNuiTnMN9t9j"
      },
      "uncertainty": null,
      "values": [
        0.0304,
        0.0721,
        0.275,
        0.508,
        0.599,
        0.669,
        0.684,
        0.679,
        0.632,
        0.542,
        0.411,
        0.295,
        0.195,
        0.14,
        0.115,
        0.092,
        0.0743,
        0.0652,
        0.0625,
        0.0579,
        0.0472,
        0.0366,
        0.0304,
        0.0283,
        0.0293,
        0.0308,
        0.0331,
        0.0332,
        0.0304,
        0.0199,
        0.0085
      ],
      "wavelengths_nm": [
        400,
        410,
        420,
        430,
        440,
        450,
        460,
        470,
        480,
        490,
        500,
        510,
        520,
        530,
        540,
        550,
        560,
        570,
        580,
        590,
        600,
        610,
        620,
        630,
        640,
        650,
        660,
        670,
        680,
        690,
        700
      ]
    }
  ],
  "configuration": {
    "camera_module": "as documented by source; details unavailable in TXT"
  },
  "entity_id": "ohtera2021-ohtera-txt-18-4ca189b9c2",
  "id": "ohtera2021-ohtera-txt-18-4ca189b9c2",
  "kind": "camera",
  "label": "Fujitsu arrows NX9 · camera_module=\"as documented by source; details unavailable in TXT\"",
  "manufacturer": "Fujitsu",
  "method": {
    "dataset": "Ohtera2021",
    "source_category": "measured",
    "source_method": "OL490 programmable narrow-band source / CS-2000; some SPG-100 monochromator measurements averaged as reported in paper section2.1"
  },
  "model": "arrows NX9",
  "provenance": {
    "dataset_camera_id": "ohtera2021:ohtera-txt-18",
    "generational_ambiguity": null,
    "profile_prefix": "ohtera2021:ohtera-txt-18",
    "source_asset_id": "ohtera-txt-18",
    "source_asset_sha256": "262ce599e3efa03154d86a63a58e326ad058e61900a8a5a4b31e6a2cc9ccfe4a",
    "source_id": "ohtera-2021"
  },
  "response_scope": "camera",
  "scale": "relative (source scale; not absolute QE)",
  "source": {
    "id": "ohtera-2021",
    "title": "Measurement and Estimation of Spectral Sensitivity Functions for Mobile Phone Cameras",
    "url": "https://ohlab.kic.ac.jp/index/mobilespec_database",
    "accessed_at": "2026-10-05T09:42:36.223687+00:00",
    "authors": [
      "Shoji Tominaga",
      "Shogo Nishi",
      "Ryo Ohtera"
    ],
    "organization": "Kobe Institute of Computing and author affiliations in article",
    "year": 2021,
    "license_status": "unknown",
    "observed_license": null,
    "downstream_reuse_grant": false,
    "measurement_method": "OL490 programmable narrow-band source / CS-2000; some SPG-100 monochromator measurements averaged as reported in paper section2.1",
    "scope": "camera"
  },
  "uncertainty": {
    "per_channel": {
      "B": null,
      "G": null,
      "R": null
    }
  },
  "units": "relative spectral sensitivity",
  "schema": "camera-spectra-public-research-profile-1"
}
