9Bettina H, Robert L, Werner A, Anselm J, Folkert H. Measuring contrast sensitivity in normal subjects with OPTEC 5500: influence of age and glare [ J ]. Graefes Arch Clin Exp Ophthalmol, 2007,245 ( 12 ) : 1805-1814.
10Aparicio JA, Arranz I, Matesanz BM, Vizmanos JG, Padierna L, Gonzalez VR, et al. Quantitative and functional influence of surround luminance on the letter contrast sensitivity function [ J ]. Ophthalmic Physiol Opt ,2010,30 (2) : 188-199.