Figure 10. Detail view of the process of counting the fringes order in the investigated area, circular holes - the upper silk in place II

From

Analysis of Stress Fields on Supporting Elements of Structures with Different Geometry of Holes

Miroslav Pástor, František Trebuňa, Peter Čarák, Ján Kostka

American Journal of Mechanical Engineering. 2017, 5(6), 247-251 doi:10.12691/ajme-5-6-3