Technical Parameters
| PARAMETER | SPECIFICATION |
| Optical system | Czerny‐turner CT grating monochromator, 1200/mm |
| Wavelength range | 350‐1020 nm |
| Wavelength accuracy | +/‐ 3 nm |
| Wavelength repeatability | ≤1nm |
| Measurement range | 0‐199.0%T, 0‐1.999A, 0‐1999C |
| Photometric accuracy | +/‐ 1.0%T |
| Photometric repeatability | 0.5%T |
| Spectral bandwidth | 6 nm |
| Measuring optical path | 100 mm |
| Stray light | <= 1.0%T (340 nm） |
| Stability | <= 0.004 A/h (500 nm preheat 1 hour) |
| Display modes | 4 LCD |
| Basic Measurement | T, A, C |
| Data output (print) | RS232C |
| Light source | 6V10W |
| Operating voltage | 220V/110VAC,50‐60Hz |
