Abbe refractometer, digital refractometer, handhold refractometer, laboratory refractometer Digital Abbe RefractometerCode No.: WYA-2S It is a bench-top Refractometer for the high-precision measurement of an index of refraction. It is also possibly the easiest device to use for measuring the refractive index of solid samples, such as , plastics, and films. FeaturesMeasurement of refractive index ...