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Visible Spectrophotometer NVS-103

Visible Spectrophotometer NVS-103

Visible Spectrophotometer NVS-103

Visible Spectrophotometer NVS-103 is a compact and ergonomically designed analytical instrument for optical measurements such as transmittance or reflectance of transparent chemical solutions or opaque solids. It is equipped with tungsten and deuterium lamp as source of light and silicon photodiode as detector. It runs in visible range of electromagnetic light spectrum with single beamed, blazed holographic grating optical system for optimized selection of wavelength across the working range for precise analysis.


Wavelength Range 320 ~ 1100nm
Spectral Bandwidth 1.8nm
Wavelength Accuracy ±0.5nm
Wavelength Repeatability ≤ 0.2nm
Wavelength Resolution 0.1nm
Photometric Range 0~200 %T,( -0.3 ~ 3A) , 0~9999 C
Photometric Accuracy ± 0.003A (0~0.5A), ±0.005A (0.5~1A), ± 0.5 %T (0~100 %T)
Photometric Repeatability ≤0.002A (0~0.5A), ≤0.003A (0.5~1A), ≤0.2 %T (0~100%T)
Stray Light ≤ 0.05 %T (220/360nm)
Stability ≤ 0.002A/h (500nm,0A)
Noise ≤0.2%T/3min(250/500nm,0%T),≤0.5%T(250/500nm,100%T)
Baseline Flatness ± 0.002A
Power supply AC 90- 250V,50/60Hz
Dimensions (W×D×H) 545 × 468 × 245mm
Weight 16 kg



It is an ideal instrument which is widely used in Research laboratories, Research Organizations or Institutes for educational purpose, QC laboratories.

Standard Accessories

Accessories No Name
1 1 cm glass cuvettes
2 Output Port USB Port & RS232 Port

Optional Accessories

Accessories No Name
1 Mini Serial Printer
2 Software: UV-BASIC, UV-PRO, UV PRO(AT)

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Visible Spectrophotometer