{
    "calibration_date": "28-04-2015 18:32",
    "camera_matrix": [
        [ 9.9132130968005026e+02, 0.0, 3.2694711277049669e+02 ],
        [ 0.0, 9.9326714492007511e+02, 2.3732014965047816e+02 ],
        [ 0.0, 0.0, 1.0 ]
    ],
    "distortion_coefficients": [ -4.6897990784012002e-02,
        6.6785238963959104e-01, -4.1418855251720002e-03,
        -1.7373611969550000e-03, 0.0 ],
    "nx": 640,
    "ny": 480,
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    "cc": [ 3.2694711277049669e+02, 2.3732014965047816e+02 ],
    "kc": [ -4.6897990784012002e-02, 6.6785238963959104e-01,
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    "alpha_c": 0.0,
    "fc_error": [ 5.3729477216796173e+00, 5.1952862247061766e+00 ],
    "cc_error": [ 8.0255684693536153e+00, 6.2565229281625223e+00 ],
    "kc_error": [ 4.8322434163423002e-02, 7.5676696490046702e-01,
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    "alpha_c_error": 0.0
}