130 / 1542
-5
0
5
10
15
0
5
10
15
20
25
30
35
Displacement (mm)
Fraction
: without setup corrections
Systematic error reduced from
7.5 to 1.3 mm
: with eNAL setup correction
trend =
0.15 mm/fraction
Performance NAL and eNAL in presence of time trend