An insulating layer, such as a silver halide film, having the capability of absorbing {HEAD ~ the silver film} under {TAIL ~ irradiation} or upon heating is deposited over the silver film 
under
An insulating layer , such as a silver halide film , having the capability of absorbing { HEAD ~ the silver film } under { TAIL ~ irradiation } or upon heating is deposited over the silver film
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH