Several techniques for forming {HEAD ~ a colored interference filter coating} on {TAIL ~ a substrate} such as polyester film 
on
Several techniques for forming { HEAD ~ a colored interference filter coating } on { TAIL ~ a substrate } such as polyester film
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH