... & D65 light source (R457) and with 0/d or d/0 as a illumination condition. Meanwhile, except solution ... etc.Technical Specifications: ModelSBDY-1PSBDY-1Measurement Range0~100.0%Measurement SystemR457 Blue Light WhitenessAccuracy0.1Zero Draft0.1/10minStability0 ... --- --- ---Size & Weight405X325X330mm & 6.5kg Digital Whiteness Meter (0-100%,LED display, touch panel, test paper, rice, flour, powder, paste ...