camera.json

{
  "Nu": 1280,
  "Nv": 720,
  "SW": 6.2,
  "SH": 3.5,
  "cameraMatrix": [[1258.6057531097028, 0.0, 640],
 [0.0, 1258.6057531097028, 360],
 [0.0, 0.0, 1.0]],
  "distCoeffs": [
    0.0,
    0.0,
    0.0,
    0.0,
    0.0
  ]
}