Double Beam UV-Vis Spectrophotometer LUS-B12


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Double Beam UV-Vis Spectrophotometer LUS-B12


Double Beam UV-Vis Spectrophotometer LUS-B12 is a compact, tabletop unit designed with double beam monochromator, comprising automatic calibration and silicon photocell sensor. Features fixed 2 trench sample holder with 4 quartz and 4 glass cuvettes and 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. Integrated with blue LCD display, Windows based PC control software and USB interface for data transfer.



Available Range :

Wavelength range : 190 to 1100 nm Wavelength range : 190 to 1100 nm Wavelength range : 190 to 1100 nm Wavelength Range : 190 to 1100 nm Wavelength range : 190 to 1100 nm Wavelength Range : 190 ~ 1100 nm
Wavelength Range 190 to 1100 nm
Spectral Bandwidth 1.8 nm
Optical System Double beam, C-T monochromator,1200 L/mm holographic grating
Wavelength Accuracy ±0.3 nm
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 320×240 mm Blue LCD display
Baseline Flatness ≤±0.001 Abs
Baseline Drift ≤0.0005 Abs / half hour (after warm-up at 500 nm)
Sample Holder fixed 2 trench sample holder
Cuvette 4 Quartz cuvette (10 mm optical path)
4 Glass cuvette (10 mm optical path)
Sensor Silicon photocell
Interface USB
Output Digital Signal
PC Software Yes
Power Supply 220V ± 10% 50 Hz, 85 VA / 110 V ± 10% 60 Hz 85 VA
Dimensions (L×W×H) 545 × 450 × 235 mm
Package Dimension (L×W×H) 660 × 560 × 400 mm
Net Weight 17 kg
Gross Weight 26 kg
  • Double beam monochromator provides high linearity by ensuring extremely low stray light
  • Silicon photocell sensors and automatic calibration function ensures accurate results
  • Fixed 2 trench sample holder for easy operation
  • 4 quarts and 4 glass cuvettes of 10 mm optical path, for convenient sample handling
  • 190 to 1100 nm of wavelength range with C-T monochromator and 1200 L/mm holographic grating
  • Deuterium lamp and tungsten lamp as a light source, provides high-resolution
  • LCD display, Windows based PC control software and USB interface for data transfer

Double Beam UV-Vis Spectrophotometer is widely 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, and scientific research institutes, etc.