Transmissometer WetLabs CST-758DR Calibration Coefficient Calculations 01-June-2015 M = (Tw/(Wo-Yo))* ((Ao-Yo)/(A1-Y1)) B = -M * Y1 Tw = 100% Wo = Vref = 4.681 Yo = Vdark = 0.058 Ao = Vair = 4.789 A1 = Vair deck = 4.72650 Y1 = Vdark deck = 0.5739 M = (100/(4.681-0.058))*((4.789-0.058)/(4.72650-0.5739)) M = (100/4.623)*(4.731/4.1526) M = 21.631*1.13928 M = 24.64387 B = -24.64387*0.5739 B = -14.14312