The present invention relates to light intensity measuring devices using {HEAD ~ reverse biased photodiodes} with {TAIL ~ dark current compensation} 
with
The present invention relates to light intensity measuring devices using { HEAD ~ reverse biased photodiodes } with { TAIL ~ dark current compensation }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL