{
  "id": "zwo-imx432-mono-relative",
  "sensor": {
    "manufacturer": "Sony",
    "model": "IMX432",
    "mode": "mono",
    "compatible_variants": [
      "mono",
      "monochrome",
      "IMX432M",
      "IMX432 mono",
      "IMX432LLJ-C"
    ]
  },
  "source": {
    "title": "ASI432MM relative sensor response, manual page 6",
    "author": "ZWO",
    "page_url": "https://i.zwoastro.com/zwo-website/manuals/ASI432_Manual_EN_V1.0.pdf",
    "asset_url": "https://i.zwoastro.com/zwo-website/manuals/ASI432_Manual_EN_V1.0.pdf",
    "asset_file": "zwo-asi432-manual.pdf",
    "scope": "camera",
    "camera_model": "ASI432MM",
    "asset_sha256": "92fc864519d3e0241dd79089b8404acc99273df7c008568a781be6c3c8ea0398",
    "retrieved_at": "2026-09-29T22:12:22.124150+00:00"
  },
  "response_unit": "relative_response",
  "response_scale": "relative",
  "channels": [
    {
      "channel": "mono",
      "wavelengths_nm": [
        405,
        410,
        415,
        420,
        425,
        430,
        435,
        440,
        445,
        450,
        455,
        460,
        465,
        470,
        475,
        480,
        485,
        490,
        495,
        500,
        505,
        510,
        515,
        520,
        525,
        530,
        535,
        540,
        545,
        550,
        555,
        560,
        565,
        570,
        575,
        580,
        585,
        590,
        595,
        600,
        605,
        610,
        615,
        620,
        625,
        630,
        635,
        640,
        645,
        650,
        655,
        660,
        665,
        670,
        675,
        680,
        685,
        690,
        695,
        700,
        705,
        710,
        715,
        720,
        725,
        730,
        735,
        740,
        745,
        750,
        755,
        760,
        765,
        770,
        775,
        780,
        785,
        790,
        795,
        800,
        805,
        810,
        815,
        820,
        825,
        830,
        835,
        840,
        845,
        850,
        855,
        860,
        865,
        870,
        875,
        880,
        885,
        890,
        895,
        900,
        905,
        910,
        915,
        920,
        925,
        930,
        935,
        940,
        945,
        950,
        955,
        960,
        965,
        970,
        975,
        980,
        985,
        990,
        995
      ],
      "values": [
        0.5361,
        0.5556,
        0.5806,
        0.6014,
        0.6264,
        0.6472,
        0.6722,
        0.6972,
        0.7139,
        0.7333,
        0.7458,
        0.7625,
        0.775,
        0.7903,
        0.8014,
        0.8125,
        0.825,
        0.8347,
        0.8444,
        0.8542,
        0.8625,
        0.875,
        0.8833,
        0.8958,
        0.9069,
        0.9208,
        0.9319,
        0.9403,
        0.9486,
        0.9556,
        0.9611,
        0.9667,
        0.9764,
        0.9861,
        0.9917,
        0.9958,
        0.9972,
        0.9972,
        0.9972,
        0.9958,
        0.9944,
        0.9917,
        0.9861,
        0.9833,
        0.9833,
        0.9806,
        0.9778,
        0.9722,
        0.9681,
        0.9611,
        0.9556,
        0.9472,
        0.9403,
        0.9292,
        0.9194,
        0.9111,
        0.9,
        0.8903,
        0.8792,
        0.8681,
        0.8569,
        0.8444,
        0.8319,
        0.8167,
        0.8042,
        0.7875,
        0.7708,
        0.7569,
        0.7375,
        0.7236,
        0.7014,
        0.6875,
        0.6722,
        0.6625,
        0.6542,
        0.6417,
        0.6292,
        0.6097,
        0.5889,
        0.5639,
        0.5458,
        0.5347,
        0.5181,
        0.5069,
        0.4931,
        0.4764,
        0.4597,
        0.4431,
        0.4292,
        0.4125,
        0.4014,
        0.3847,
        0.3708,
        0.3569,
        0.3431,
        0.3347,
        0.3236,
        0.3125,
        0.2986,
        0.2847,
        0.2708,
        0.2514,
        0.2389,
        0.225,
        0.2153,
        0.2014,
        0.1889,
        0.1792,
        0.1681,
        0.1597,
        0.15,
        0.1431,
        0.1333,
        0.1236,
        0.1153,
        0.1069,
        0.1,
        0.0917,
        0.0861
      ]
    }
  ],
  "license_status": "unknown",
  "limitations": [
    "The graph axis explicitly says relative response (0 to 1), although nearby text gives a measured peak QE of 79%.",
    "Values remain relative as graphed; the 79% scalar is not used to rescale the source trace.",
    "Camera optical configuration is not separated from sensor response."
  ],
  "digitization": {
    "method": "color-threshold source trace center at nearest pixel columns; rejects isolated pixels and long grid runs; no rescaling, interpolation or extrapolation",
    "script": "scripts/extract-astro-research-curves.py",
    "image_size_px": [
      1191,
      1684
    ],
    "image_sha256": "24622ffcea2e34b382c4716e805d7031ace0e8520cd51ef9510a67cd54996a9c",
    "pdf_page": 6,
    "axes": {
      "x_pixel": [
        350,
        899
      ],
      "y_pixel": [
        856,
        496
      ],
      "wavelength_nm": [
        400,
        1000
      ],
      "response": [
        0,
        1
      ]
    },
    "sample_step_nm": 5,
    "channels": [
      {
        "channel": "mono",
        "color": "black",
        "threshold": 100,
        "minimum_trace_pixels": 1
      }
    ],
    "maximum_detected_trace_width_px": 3,
    "raster_tolerance_px": 3,
    "wavelength_raster_tolerance_nm": 3.2787,
    "response_raster_tolerance": 0.0083,
    "source_measurement_uncertainty": "unknown"
  },
  "downstream_reuse_grant": false
}