Spectrophotometer
Visible Split Beam VSB-081
Features:
- The Split beam ratio optics ensures good stability.
- The Holographic grating reduces stray light of the instrument.
- The fastest scanning speed is over 1000 nm
- Instrument is provided with Silicon Photodiode detectors.
- The operator needs to press the keys only twice when measuring ordinary samples.
- MPU Software platform / Spec UV software workstation
- Working Mode : MPU mode / PC Mode MPU
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| Technical Specification: |
Model No: VSB-081
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| Spectral Bandwidth |
2nm (fixed slit) |
| Wavelength Range |
190 – 1100nm |
| Wavelength Accuracy |
± 0.3nm (Automatic wavelength correction) |
| Wavelength Reproducibility |
0.2nm |
| Stray Light |
< 0.12%T (220nm, Nal; 340nm, NaNO2 ) |
| Photometric Mode |
Transmittance, absorbance, energy |
| Photometric Range |
-0.3 – 3Abs |
| Photometric Accuracy |
± 0.002Abs (0 - 0.5A) |
| ± 0.004Abs (0.5 - 1A) |
| ± 0.3%T(0 - 100%T) |
| Photometric Reproducibility |
0.001Abs (0 - 0.5A) |
| 0.002Abs (0.5 - 1A) |
| 0.15%T(0 - 100%T) |
| Baseline Flatness |
± 0.002 Abs (190 - 1100nm) |
| Baseline Stability |
0.001Abs/h (500nm, 0Abs 2nm spectral bandwidth, 2hr warm up) |
| Photometric Noise |
± 0.001 Abs(500nm, 0 Abs 2nm spectral bandwidth) |
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