吸光度与透光率 Absorbance and transmittance Ig T=Kcb=A T=10-A=10-kbc T:透光率 A:吸光度 T=0.0% 1.0 T=100.0% 可0.5 50 A=0.0 T=368 A=0.434吸光度 与透光率 Absorbance and transmittance − lgT = Kcb = A T ： 透光率 A： 吸光度 1.0 0.5 0 A C A 100 50 0 T % T A Kbc T − − =10 =10 T = 0.0 % A = ∞ T = 100.0 % A = 0.0 A = 0.434 T = 36.8 %