Strain Measuring of Composite Grid Using Digital Image Correlation

Table 2

Values of subset radius, subset spacing and strain radius.

Unit: Pixels	BFRP-1	BFRP-2	H-CFRP-1	H-CFRP-2	V-CFRP-1	V-CFRP-2
Subset radius	60	60	31	45	43	50
Subset spacing	10	8	3	5	6	5
Strain radius	10	5	10	10	51	49