The method permits {HEAD ~ an ultra black film} to be obtained, which has spectral reflectance of 0.1 to 0.4%, and the surface of which has innumerable ultra fine asperities of relatively uniform height capable of observation with {TAIL ~ a scanning electron microscope} 
The method permits { HEAD ~ an ultra black film } to be obtained , which has spectral reflectance of 0.1 to 0.4 % , and the surface of which has innumerable ultra fine asperities of relatively uniform height capable of observation with { TAIL ~ a scanning electron microscope }
OTH OTH OTH HEAD HEAD 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL