Visible Spectrophotometer LVS-A21

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.

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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.

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