said first interlayer toward {TAIL ~ said substrate} comprising a substantially optically transparent material, which first interlayer is transparent to light in {HEAD ~ the visible region} of 350 to approximately 750 nanometers and is silicon oxy nitride 
said first interlayer toward { TAIL ~ said substrate } comprising a substantially optically transparent material , which first interlayer is transparent to light in { HEAD ~ the visible region } of 350 to approximately 750 nanometers and is silicon oxy nitride
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH