Research Report
Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. Apr 14, 2014; 20(14): 4050-4058
Published online Apr 14, 2014. doi: 10.3748/wjg.v20.i14.4050
Figure 4
Figure 4 Difference in the amount of reflected light according to the distance between the endoscope tip and paper. The amount of reflected light decreased exponentially in proportion to the distance between the tip and paper. DBO: Distance between objects.