{
    "cam_num":1,
    "screen_square_size": 29.0960,
    "screen_chessboard_size": [9, 16],
    "screen_square_spacing":14.5498,
    "world_chessboard_size": [6, 6],
    "world_square_size": 35.2,
    "world_square_spacing":10.56,
    "d": 11.22,
    "num_freq": 3,
    "screenPixelSize": [1920, 1080],
    "screenorigin_point": [610, 791],
    "Axis_conversion": [[1, -1]],
    "k": 32.0,
    "pixelSize_mm": 0.363745,
    "grid_spacing": 1,
    "cam_params": "camera_params_1226_1.pkl",
    "screen_params":"screen_params_1226_1.pkl"
}