Features: 
---  Plane holographic grating as dispersive element
---  T,A,C digital direct display

Specifications:

Wavelength range:      200nm-800nm
Wavelength accuracy: 2nm 
Wavelength reproducibility:  ≤0.5nm
Stray light:                          ≤1%(T) (360nm)
Transmittance accuracy:      ≤0.5%(T)
Transmittance reproducibility: ≤0.5%(T) 
T/A transition accuracy:          ≤10.004A(at 0.5A)
Stability:  (a)Dark current: ≤0.3%/3min(t)

               (b)Light current: ≤0.5%/3min(t)

               (c)Voltage:        ≤11%(220±22v)
Light source:    Tungsten-halogen lamp (12V/35W),Deuterium Lamp(DD-2.5A)
Power:             220V±10% / 50±1Hz