Double Beam UV-Vis Spectrophotometer US-B42

The Double Beam UV/Vis Spectrophotometer US-B42 offers an adjustable spectral bandwidth ranging from 0.5nm to 6nm, adjustable in 0.1nm increments. It is equipped with a dual-beam system that enables simultaneous measurement of the sample and reference beams. The C-T monochromator optical system and advanced electronic system ensure ultra-low stray light for precise measurements. Additionally, it features online software with a range of functions including wavelength scanning, time scanning, kinetic testing, quantitative analysis, and more.

Wavelength Range190nm to 1100nm
Wavelength Accuracy± 0.3nm
Wavelength Repeatability≤ 0.1nm
Spectral Bandwidth0.5 to 6.0nm
Optical SystemOptical double beam system
Monochromator systemCzerny-Turner monochromator
Grating1200 lines / mm high-quality holographic grating
Photometric Range-0.00~200.0(%T), -4.0~4.0(A)
Photometric Accuracy±0.002Abs(0~0.5Abs)
± 0.004Abs(0.5~1.0Abs)
Photometric Repeatability≤ 0.001Abs(0~0.5Abs)
≤ 0.002Abs(0.5~1.0Abs)
Stray Light≤ 0.03% (220nm, NaI;360nm, NaNO2)
Light sourcedeuterium lamp and long-life halogen tungsten lamp
Scan SpeedHigh/medium/low /very low
Wavelength scan interval0.05/0.1/0.2/0.5/1/2 nm
Noise≤0.1%T(100%T), ≤0.05%T(0%T), ≤±0.0005A/h (500nm,0Abs,2nm bandwidth)
Baseline flatness± 0.0008A
Baseline noise± 0.1%T
Baseline stability≤0.0005Abs/h
Display7-inch large-screen color touch LCD screen
Power SupplyAC90V to 250V, 50H/ 60Hz
Dimension600 × 470 × 220mm
Weight18 Kg

  • Durable deuterium lamp for extended lifespan
  • Real-time digital proportional feedback signal processing
  • Wavelength scanning mechanical system
  • Incorporates built-in spectral characteristic wavelengths
  • Automatic position finding for light source switching mirror
  • In-line design featuring deuterium tungsten lamp
  • Large 7-inch color touch LCD screen
  • USB connectivity for seamless computer integration

The Double Beam UV-Vis Spectrophotometer finds extensive use in various fields for photometric measurement, spectrum scanning, quantitative determination, dynamic measurements, 3D map measurements, multi-wavelength testing, and DNA/Protein concentration measurements. Its applications span across factories, schools, metallurgy, agriculture, food industry, biochemistry, scientific research institutes, and more.


There are no reviews yet.

Be the first to review “Double Beam UV-Vis Spectrophotometer US-B42”

Your email address will not be published. Required fields are marked *