The LED lighting unit 1, wherein each of {HEAD ~ the plurality} of {TAIL ~ light diffusing patterns} is formed as at least one of a round shape and a polygonal shape 
of
The LED lighting unit 1 , wherein each of { HEAD ~ the plurality } of { TAIL ~ light diffusing patterns } is formed as at least one of a round shape and a polygonal shape
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH