{
    "dji m4td 4032 3024 brown 0.6666": {
        "projection_type": "brown",
        "width": 4032,
        "height": 3024,
        "focal_x": 0.6430615049833719,
        "focal_y": 0.6430615049833719,
        "c_x": 0.0011691024637620678,
        "c_y": 0.0001401073878304357,
        "k1": 0.08493955991706267,
        "k2": -0.12485972631066547,
        "p1": 4.3603865744929856e-05,
        "p2": -0.0001458804934996498,
        "k3": 0.073855760533252
    }
}