Research Article

Complex Permittivity Measurements of Textiles and Leather in a Free Space: An Angular-Invariant Approach

Table 2

The summary of leather’s samples under test.

MaterialSample no. 0 (natural leather)Sample no. 1 (artificial leather)Sample no. 2
(artificial leather)
Sample no. 3
(artificial leather)
Sample no. 4
(artificial leather)
Sample no. 5
(artificial leather)

General view of samples under testing375601.table.002a375601.table.002b375601.table.002c375601.table.002d375601.table.002e375601.table.002f
Thickness d, mm1.150.9510.60.80.6
Power transmittance at normal incidence 48% 63% 68% 81.5%71% 77%