Investigating the Relationship between Knitted Fabric Porosity and Light Permeability

Table 1

Experimental work on light intensity for the knitted structures (FKM samples).

Structures	Stitch cam values	Lux without sample	Lux with sample	Percentage lux	Porosity white mask images	Porosity white mask images	Stitch density	Stitch length,
		(LW)	(LS)	(%)	(%)	(%)	()	(mm)
Plain	11	389.4	37	9.52	48.2	48.3	1.96	9.4
	12	389.4	40	10.3	49.7	49	1.6	10.5
	13	389.4	50	12.9	50.1	49.2	1.43	10.7
	14	389.4	61.4	15.8	50.5	49.7	1.21	11.4
	15	389.4	65.4	16.8	51.9	50.3	1.15	11.8
	16	389.4	68	17.5	52.2	50.4	1.07	12
	17	389.4	70	18	54.8	51.3	0.82	13.9
	18	389.4	73.2	18.8	55.4	51.8	0.49	14.2
Rib 1 × 1	11	389.4	31.8	8.2	49.1	49.2	1.95	10.5
	12	389.4	34.1	8.8	49.5	49.7	1.68	12.8
	13	389.4	40	10.3	49.6	50.5	1.58	13.8
	14	389.4	57	14.6	49.7	50.8	1.37	15.5
	15	389.4	60.2	15.5	50.1	51	1.25	16
	16	389.4	63	16.2	51.1	52.4	1.4	16.8
	17	389.4	65	16.7	51.2	52.5	1.14	17.3
	18	389.4	66.8	17.2	53.1	53.4	0.92	17.9
Rib 2 × 1	10	389.4	31	8	43.2	40.1	1.74	11.9
	11	389.4	32.1	8.2	45.1	42.2	1.54	12.4
	12	389.4	35.4	9.1	45.2	44.1	1.32	13.8
	13	389.4	37.5	9.6	47.7	49.2	1.14	14.2
	14	389.4	41.5	10.7	48.9	49.1	1.26	15.2
	15	389.4	62.1	16	49.3	50.4	1.09	15.7
	16	389.4	66.5	17.1	50	51.4	0.99	16.3
	17	389.4	70	18	51.3	51.6	0.92	16.7
Single jersey	13	389.4	85.2	21.9	44.2	47.2	1.75	11.9
	14	389.4	88	22.6	45.3	48.1	1.67	13.1
	15	389.4	95.6	24.6	47	48.7	1.6	13.6
	16	389.4	98.2	25.2	51	49	1.51	14.1
	17	389.4	105	27	51.3	49.1	1.46	14.4
	18	389.4	134.2	34.5	53.5	49.6	1.27	16.6
	19	389.4	138.3	35.5	54.9	53.4	1.1	17.2
	20	389.4	142	36.5	55.2	54.1	0.74	18.6