Visible Spectrophotometer LVS-A21

Visible Spectrophotometer LVS-A21 is single beam bench top device with 325 to 1000 nm wavelength range, and offers spectral bandwidth of 2 nm. Designed with 7 inch multicolor touch-screen and good human-computer interface. Features with T, A, C work mode and Czerny-Turner monochromator type unit. Designed with holographic blazed grating monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light. The high accuracy and good reproducibility and stability of measurement reading instrument.

Photometry Single Beam
Monochromatic Type Czerny-Turner
Wavelength range 325 to 1000nm
Spectral bandwidth 2 nm
Wavelength Accuracy ± 2nm
Wavelength Repeatability ≤ 1 nm
Focal length 160 mm
Photometric Range 0 to 100.0 %T 0 to 1.999 A 0 to 1999 C
Photometric Accuracy ± 0.5 % T
Photometric Repeatability ≤ 0.2 % T
Detector Silicon Photocell
Grating 1200 lines/mm
Stray light ≤ 0.1( at 360nm NaNo2 )
Noise 100%(T)noise≤0.3%(T) , 0%(T) noise ≤0.2 %(T)
Cuvette holder size 10 mm
Dimension 580 × 460 × 345 mm
Power consumption 120 W
Power supply AC 220V ±22V 50 Hz ±1 Hz
Gross weight 16.5 kg
  • The holographic blazed grating monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light
  • Designed with 7 inch multicolor touch-screen and good human-computer interface
  • Sample compartment for 5 to 50 mm cuvettes
  • Equipped with USB port and automatic zero, full scale adjustment
  • Automatic light gate technology to protect photoelectric sensors
  • Adopts microprocessor control technology, qualitative analysis of substances in the visible spectrum, High accuracy of measurement readings, good stability
  • Automatic light gate technology, no need blackbody, to protect the photoelectric sensor

Visible Spectrophotometer is used in high requirement for precision measurement in the research and production of organic chemistry, biochemistry, medical testing, food testing, environmental protection, water testing industries, etc.

Related Products of Visible Spectrophotometer

Labtron provides extensive range of visible spectrophotometer LVS series which can operate over a wavelength range of 320-1100nm. It brings unmatched performance with outstanding accuracy and precision.

Wavelength range 320 to 1100 nm
Spectral bandwidth 2.0 nm
Wavelength Accuracy ± 0.8 nm
Wavelength Repeatability ≤ 0.3 nm
Photometry Single Beam
Monochromatic Type Czerny-Turner
Wavelength range 340 to 1000nm
Spectral bandwidth 5 nm
Wavelength Range 335 ~ 1000 nm
Spectral Bandwidth 4 nm
Wavelength Accuracy ± 2 nm
Wavelength Repeatability 1 nm
Wavelength Range 320 ~ 1100 nm
Spectral Bandwidth 4 nm
Wavelength Accuracy ± 0.5 nm
Wavelength Repeatability ≤ 0.2 nm
Wavelength Range 330 to 1000 nm
Spectral Bandwidth 5 nm
Wavelength Accuracy ± 2 nm
Wavelength Repeatability ≤ 1.0 nm
Wavelength Range 320 ~ 1000 nm
Spectral Bandwidth 2 nm
Wavelength Accuracy ± 0.5 nm
Wavelength Repeatability ≤ 0.2 nm
Wavelength Range 325 ~ 1000 nm
Setting Wavelength Automatic
Spectral Bandwidth 2 nm
Wavelength Accuracy ± 1.0 nm

Double Beam UV/Vis Spectrophotometer

Our range of Double Beam UV/VIS spectrophotometers offer long optical path which ensure high accuracy and stability. Its design measures the transmittance of the sample and solvent simultaneously. It is highly precise and performs powerful analysis.

Wavelength range 190 to 1100 nm
Spectral bandwidth 2 nm
Wavelength Accuracy ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all
Wavelength Repeatability ≤ 0.1 nm
Wavelength range 190 to 1100 nm
Spectral bandwidth 0.5/1/2/4/5 nm
Wavelength Accuracy ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all
Wavelength Repeatability ≤ 0.1 nm
Wavelength range 190 to 1100 nm
Spectral bandwidth 1 nm
Wavelength Accuracy ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all
Wavelength Repeatability ≤ 0.1 nm
Wavelength Range 400 nm to 700 nm
Wavelength Interval 10 nm
Sensor High sensitivity silicon photodiode
Light Source LED
Wavelength Range 360 nm to 780 nm
Wavelength Pitch 10 nm
Sensor Silicon Photodiode Array
Grating Method Concave Grating
Illumination system d/8 (Diffused lighting, 8° observation angle)<br/> SCS optical engine (light splitting and integration system)<br/> ETC (real time calibration technology )<br/> SCI (specular reflection included) & SCE(specular reflection excluded) simultaneous measurement
Size of integrated sphere 40 mm, alvan diffused reflection surface coating
Illumination light source CLED
Sensor Dual light path sensor array

Single Beam UV/Visible Spectrophotometer

We manufacture highly precise UV/Vis automatic scanning spectrophotometer with wavelength ranging from 190-1100nm. It can perform quantitative measurement, photometric measurement, spectrum scanning, DNA/Protein analysis. It is in demand for its user-friendly operations

Wavelength range 190 to 1100 nm
Spectral bandwidth 1 nm
Wavelength Accuracy ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all
Wavelength Repeatability ≤ 0.1 nm
Wavelength range 190 to 1100 nm
Spectral bandwidth 2 nm
Wavelength Accuracy ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all
Wavelength Repeatability ≤ 0.1 nm
Wavelength range 190 to 1100 nm
Spectral bandwidth 0.5/1/2/4/5 nm
Wavelength Accuracy ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all
Wavelength Repeatability ≤ 0.1 nm
Optical system Double Beam, Grating 1200 lines/mm
Wavelength Range 190 nm to 1100 nm
Spectral Bandwidth 1 nm
Wavelength Accuracy ± 0.1 nm @ 656.1 nm, ± 0.3 nm @ all
Optical system Double Beam, Grating 1200 lines/mm
Wavelength Range 190 nm to 1100 nm
Spectral Bandwidth 2 nm
Wavelength Accuracy ± 0.1 nm @ 656.1 nm, ± 0.3 nm @ all
Optical system Double Beam, Grating 1200 lines/mm
Wavelength Range 190 nm to 1100 nm
Spectral Bandwidth 2 nm
Wavelength Accuracy ± 0.1 nm @ 656.1 nm, ± 0.3 nm @ all

Visible Spectrophotometer

Labtron provides extensive range of visible spectrophotometer LVS series which can operate over a wavelength range of 320-1100nm. It brings unmatched performance with outstanding accuracy and precision.

Wavelength Range 335 ~ 1000 nm
Spectral Bandwidth 4 nm
Wavelength Accuracy ± 2 nm
Wavelength Repeatability 1 nm
Wavelength Range 330 to 1000 nm
Spectral Bandwidth 5 nm
Wavelength Accuracy ± 2 nm
Wavelength Repeatability ≤ 1.0 nm
Wavelength Range 325 ~ 1000 nm
Setting Wavelength Automatic
Spectral Bandwidth 2 nm
Wavelength Accuracy ± 1.0 nm