{
    "dji m4td 4032 3024 brown 0.6666": {
        "projection_type": "brown",
        "width": 4032,
        "height": 3024,
        "focal_x": 0.668516827848905,
        "focal_y": 0.668516827848905,
        "c_x": 0.000727783188563127,
        "c_y": 0.00022743946261441245,
        "k1": 0.09540366765908194,
        "k2": -0.15402928504513588,
        "p1": -1.112300607777491e-05,
        "p2": -0.00041033707534622957,
        "k3": 0.09928139010014914
    }
}