Research Article
Crack-Depth Prediction in Steel Based on Cooling Rate
Table 1
Parameters for the geometric calibration of the IR camera NEC TH9260.
| | Focal length (mm) | 14.35 ± 0.44 | | Format size (mm) | 5.98 × 4.50 (±0.07) | | Pixel size (mm) | | | Principal point () (mm) | 2.99 ± 0.07 | | Principal point () (mm) | 2.28 ± 0.09 | | Lens distortion | | | | | | | | | | | | | |
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