Make sure that the focal distance is roughly acculate, and that the mean error value and the maximum error value are not too large.
Focal Distance
mm
Standoff Distance
mm
Lens Distortion
Max Lens Distortion
pix
Scale
mm/pix
Lens Center
pix
Sensor Vert. Spacing
μm
Aspect Ratio
Mean error value
pix
Maximum error value
pix
Position of Camera Relative to Cal. Grid
X
Y
Z
W
P
R
Position of Cal. Grid Relative to App. UFrame
X
Y
Z
W
P
R
Position of Robot Holding Camera
X
Y
Z
W
P
R