| Light spectrum Bandwidth | 2nm |
| Wavelength range | 190~1100nm |
| Wavelength Precision | ±0.8nm |
| Wavelength Repeatability | ≤0.2nm |
| Photometric range | 0~200%T、-0.3-3A、0~9999C |
| Photometric Precision | ±0.3%T |
| Luminosity Repeatability | 0.2%T |
| stray light | ≤0.05%T |
| Noise level | ±0.001A |
| Stability | 0.002A/h@500nm |
| Baseline flatness | ±0.002A |
| Interface | USB port |
| printout | Parallel port |
| monitor | 128 * 64 check point array large screen LCD |
| Light source | Tungsten lamp, deuterium lamp |
| Power Supply | AC 85V~250V |
| Dimensions | 460*380*220mm |
| Weight | 20kg |
Warranty days: 365 days