The light reflected from the object is received by the receiving optic module and guided through the receiving fiber optic in the endoscope to {HEAD ~ a light detector} of {TAIL ~ a control unit} 
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The light reflected from the object is received by the receiving optic module and guided through the receiving fiber optic in the endoscope to { HEAD ~ a light detector } of { TAIL ~ a control unit }
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 HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL