Blue and UV LED-induced fluorescence in cotton foreign matter

Table 1 Optimal excitation and emission wavelength, and their associated intensities for botanical foreign matter, non-botanical foreign matter, and lint

Category	Optimal	Optimal	Intensity
	excitation λ	emission λ	(×10³)
	(nm)	(nm)	(cps)
Bark	430	672	620
Bract	430	672	291
Brown Leaf	430	672	640
Green Leaf	410	675	2,360
Hull	400	516	193
Seed	340	461	16
Seed Coat	330	415	86
Stem	430	671	424
Paper	360	412	3,940
Plastic Bag	370	417	34
Plastic Bale Packaging	360	434	8
Twine	300	356	482
Lint	360	434	16

ISSN: 1754-1611