Its photosensitivity is as high as {HEAD ~ about 20 100 times that} of {TAIL ~ prior products} 
Its photosensitivity is as high as { HEAD ~ about 20 100 times that } of { TAIL ~ prior products }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL