Comparator (reference) [mm] | Calliper | 2D image-based | |||
---|---|---|---|---|---|
Measurement [mm] | Difference [mm] | Measurement [mm] | Difference [mm] | ||
Step 6 mm | 7.50 | 6.81 | − 0.69 | 7.27 | − 0.23 |
Step 8 mm | 8.88 | 8.22 | − 0.66 | 8.8 | − 0.08 |
Step 10 mm | 10.55 | 10.11 | − 0.44 | 10.45 | − 0.10 |
Step 12 mm | 13.33 | 12.74 | − 0.59 | 13.23 | − 0.10 |
Step 14 mm | 15.15 | 14.45 | − 0.70 | 14.99 | − 0.16 |
Step 16 mm | 17.16 | 16.52 | − 0.64 | 17.07 | − 0.09 |
Step 18 mm | 19.82 | 18.59 | − 1.23 | 19.36 | − 0.46 |
Mean value | – | – | − 0.71 | – | − 0.15 |
Statistical variance | – | – | 0.06 | – | 0.03 |
Standard Deviation | – | – | 0.25 | – | 0.17 |