The digital refractometers are optical instruments that employ the measurement of refractive index to determine the Sodium chloride concentration (MA886), Salinity (MA887), % Brix of sugar (MA871)in aqueous solutions. The digital refractometers...
Portable Auto Refractometer Vision Screener V100 is a portable diagnostic device to quicky detect vision abnormalities on patients aged from 6 months to adults. Description: V100 can screen both eyes at once from 1 meter away....