Economic Visible Spectrophotometer
Model : SP-V721EI; SP-V722E; SP-V722N
Wavelength Range : 350-1020nm; 320-1020nm
Wavelength Accuracy : ±2nm
Photometric Accuracy : ±1%T; ±0.5%T
External Size(WxDxH)(mm) : 420x350x185
Visible spectrophotometer use tungsten lamps to measure multiple wavelengths of visible light and are automatically zero calibrated before measurement to ensure accuracy.