left.xml

<?xml version="1.0"?>
<opencv_storage>
<calibration_time>"Tuesday, August 28, 2018 PM08:34:12 HKT"</calibration_time>
<image_width>1280</image_width>
<image_height>1024</image_height>
<board_width>7</board_width>
<board_height>5</board_height>
<square_size>1.</square_size>
<aspectRatio>1.</aspectRatio>
<flags>2</flags>
<camera_matrix type_id="opencv-matrix">
  <rows>3</rows>
  <cols>3</cols>
  <dt>d</dt>
  <data>
    8.5341382346018077e+02 0. 6.4485833937786958e+02 0.
    8.5341382346018077e+02 5.6973975671017558e+02 0. 0. 1.</data></camera_matrix>
<distortion_coefficients type_id="opencv-matrix">
  <rows>5</rows>
  <cols>1</cols>
  <dt>d</dt>
  <data>
    -4.8244106531854852e-01 3.5382614870476969e-01
    -1.1634854807205023e-02 -6.4811775872496049e-04
    -2.3368951401180565e-01</data></distortion_coefficients>
<avg_reprojection_error>2.4405876312755501e-01</avg_reprojection_error>
</opencv_storage>