型號測試范圍最小刻度精度LDB35Brix:0~35%RefractiveIndex:1.3330~1.39000.1%0.0001 0.2 0.0003LDB45Brix:0~45%RefractiveIndex:1.3330~1.40980.1%0.0001 0.2 0.0003LDB65Brix:28~65%RefractiveIndex:1.3770~1.45350.1%0.0001 0.2 0.0003LDB92Brix:58~92%RefractiveIndex:1.4370~1.50900.1%0.0001 0.2 0.0003