Table 4 Calibration results of intrinsic parameters of the left and right cameras.

From: Conic tangents based high precision extraction method of concentric circle centers and its application in camera parameters calibration

Group

Camera

fx/mm

fy/mm

u0/pixel

v0/pixel

k1

k2

1

Left

2298.8167

2294.2042

1222.4215

1027.7098

− 0.1250

0.3544

Right

2328.6392

2322.7206

1235.9632

1020.8740

− 0.1261

0.2812

2

Left

2289.6233

2301.1630

1228.8542

1020.6600

− 0.1241

0.3460

Right

2316.3532

2316.3586

1232.3203

1028.8509

− 0.1332

0.3087

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