Double Beam UV-Vis Spectrophotometer LUS-B12 is a compact, tabletop split double beam designed UV-Vis spectrophotometer, comprising automatic calibration and silicon photocell sensors. Features automatic 8-pool sample holder with 4 quartz cuvette, offers 190 to 1100 nm of wavelength range with C-T monochromator and 1200 L/mm holographic grating. Equipped with deuterium lamp and tungsten lamp as light source, it provides high-resolution, low stray light, and lasting stability. With LCD display, Windows based PC control software and USB interface, this spectrometer can meet the multi-level analysis application requirements of users.
| Wavelength Range | 190 to 1100 nm |
|---|---|
| Spectral Bandwidth | 1.8 nm |
| Optical System | Split double beam, C-T monochromator，1200 L/mm holographic grating |
| Wavelength Accuracy | ±0.5nm |
| Wavelength Repeatability | 0.2 nm |
| Wavelength Resolution | 0.1 nm |
| Wavelength Calibration | Automatic calibration after starting up |
| Measuring Range | 0 to 200% T, -0.301 to 4.000 Abs, -9999 to 9999C, -9999 to 9999 F |
| Transmittance Accuracy | ±0.3% T |
| Transmittance Repeatability | 0.1% T |
| Light Source | Tungsten lamp, Deuterium lamp |
| Stray Light | ≤0.05% T @ 220 nm,360 nm |
| Light Switching Point | 294 nm to 365 nm (adjustable) |
| Display | 128×64 mm Blue LCD display |
| Baseline Flatness | ≤±0.002 Abs (With UV-Solution software) |
| Baseline Drift | ≤0.001 Abs / half hour (after warm-up at 500 nm) |
| Sample Holder | Automatic 8-pool sample holder |
| Cuvette | 4 Quartz cuvette (10 mm optical path) |
| Sensor | Silicon photocell |
| Interface | USB |
| PC Software | Yes |
| Power Supply | 220V ± 10% 50 Hz, 85 VA / 110 V ± 10% 60 Hz 85 VA |
| Dimensions (L×W×H) | 540×445×230 mm |
| Package Dimension (L×W×H) | 660×560×400 mm |
| Net Weight | 17 kg |
| Gross Weight | 26 kg |
Double Beam UV-Vis Spectrophotometer is used for photometric measurement, spectrum scan, quantitative determination, dynamics measurement, 3D map measurement, multi-wavelength test, DNA/ Protein concentration measurement etc. across factories, schools, metallurgy, agriculture, food industry, biochemistry, environment protection, petrochemical industry, medical and health and scientific research institutes or labs etc.
