Accordingly, {HEAD ~ the white light} emitted by each of the latter two filaments is filtered by {TAIL ~ the colored sleeves}, and these filaments thereby produce colored light 
Accordingly , { HEAD ~ the white light } emitted by each of the latter two filaments is filtered by { TAIL ~ the colored sleeves } , and these filaments thereby produce colored light
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH