voxlcam stereo calibration issue



  • we tryed to calibrate the he stereo cam of fresh received original voxlcam following your web, and we get calibration error, please check below:

    voxl:~$ voxl-calibrate-camera stereo -s 6x8 -l 0.0305
    Sampling overlapping images now
    Enter an empty line to take a sample or "stop" to finish sampling

    Taking Frame

    Taking Frame

    Taking Frame
    stop
    Stopping sampling
    Calibrating Left Camera
    Matrix
    [492.1770564681099, 0, 295.4825398094734;
    0, 492.8901026252761, 209.272634625896;
    0, 0, 1]
    Distortion
    [-0.1594579771759119;
    0.04962863321553145;
    -0.001253636483962171;
    -0.001198103506208682;
    0]
    distortion_model: plumb_bob
    Re-projection error reported by calibrateCamera: 0.397087
    Calibration Succeded!
    Calibrating Right Camera
    Matrix
    [494.8907451968516, 0, 316.5899881855318;
    0, 495.6589926401959, 253.4642768466877;
    0, 0, 1]
    Distortion
    [-0.1745222226485783;
    0.07184982910704507;
    -0.0007935469814187805;
    0.002257594081306318;
    0]
    distortion_model: plumb_bob
    Re-projection error reported by calibrateCamera: 0.416621
    Calibration Succeded!
    Calibrating Extrinsics
    3 frames will be processed
    R
    [-0.9974198548962341, -0.03078682869103906, 0.06485217219125451;
    0.03354128911161051, -0.9985619529928232, 0.04182114249862379;
    0.06347137136935731, 0.04388846333955487, 0.9970181481809569]
    T
    [0.001165923908125856;
    -0.01414810568973897;
    -0.008488033152070548]
    Re-projection error reported by stereoCalibrate: 79.097565
    Extrinsics Calibration Failed
    Max reprojection error: 0.5


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