Detecting the Activation of a Self-Healing Mechanism in Concrete by Acoustic Emission and Digital Image Correlation

Table 1

DIC test set-up features.

Hardware setup
2 CCD-cameras	AVT Stingray
Lenses	23 mm
Aperture	3.4
Software setup
Resolution	2456×2058
Area of interest	100×100 mm—20 px/mm
Subset	27×27
Subset spacing	5
Strain field size	15
Testing setup
Time capture	Every 3 seconds or Δload = 0.1 kN
Average speckle diameter	2.00 mm