This invention relates to reflective layers or {HEAD ~ semi reflective layers} used in {TAIL ~ optical storage media} that comprise silver based alloys 
used in
This invention relates to reflective layers or { HEAD ~ semi reflective layers } used in { TAIL ~ optical storage media } that comprise silver based alloys
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH