... y) Δ(X, Y, Z) or Δ(Rs, Gs, Bs) Color space displayed (L*, a*, b*) (L*, C*ab, hab ... ) & Read function. RS232 interface. Display:Triple 4 digit LCD displayIlluminating /Viewing geometry:45° / 0° – 1 illumination ... measurement at 0°Measuring area:Approx.f2mmDisplay modes:Color differenceΔ(L*,a*,b*), Δ(E*ab,C ... , Y, Z) or (Rs, Gs, Bs).Target color memory:8 channel ; set by measurement or keypadMeasuring range ...