Range 195 to 1000 mm with facility for automatic concentration, %T , Absorbance & K factor measurement.Automatic wavelenght calibration and selection . It has sample holder with 4 positoion selector control fort 10 mm path length cuvettes. Facility has been provided for interface with any printer(RST 232C0).Set of 2 quartz and 4 glass cuvettes is provided. Highly stable and accurate. SOFTWARE INCLUDED.(IMPORTED).