The invention discloses a substantially optically transparent composite structure which comprises a parent substrate, one or more intermediate layers and a diamond like {HEAD ~ carbon layer} in which at least one of the intermediate layers has thickness in the range of about 1 micron to {TAIL ~ about 20 μm} 
The invention discloses a substantially optically transparent composite structure which comprises a parent substrate , one or more intermediate layers and a diamond like { HEAD ~ carbon layer } in which at least one of the intermediate layers has thickness in the range of about 1 micron to { TAIL ~ about 20 μm }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL