Features * Grating as dispersive element * T,A,C and F digital direct display Main specifications *Wavelength range 330-1000nm *Spectral band 6nm *Wavelength accuracy ?nm *Stray light Less than 0.5%Tat340nm *Transmittance 0%to 125.0%T *Absorbency 0A to 1.999A *Concentration 0-1999C 0-1999F *Power 90-260V 50-60Hz