Visible Spectrophotometer LB-40VSP is a light intensity measuring unit with wavelength range 350 nm ~ 1020 nm. Achromatic Czerny-Turner optical system and automatic light door function with manual wavelength setting ensures stable output.It is equipped with large sample chamber for accommodating cuvettes with tungsten lamp as a light source increasing metering accuracy.
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| Optical system | Achromatic Czerny-Turne (1200 L/mm grating) |
| Wavelength range | 350 nm ~ 1020 nm |
| Spectral bandwidth | 6 nm |
| Wavelength accuracy | ± 2 nm |
| Wavelength repeatability | 1 nm |
| Wavelength setting | Manual |
| Display | 4-bit LCD |
| Detector | Silicon photodiode |
| Stray light | 0.3 % T at 360 nm |
| Photometric accuracy | 0.5 % T |
| Photometric repeatability | 0.2 % T |
| Drift | 0.2 % T |
| Noise | ≤ 0.3 % T |
| Stability | ± 0.004 A/h at 500 nm |
| Light source | Tungsten |
| Measurement modes | T,A,C |
| Power | AC 110 V,50 Hz AC 220 V,60 Hz |
| Weight | 8 kgs |
Features
Applications
Used in biochemistry, clinical and research labs, petrochemical, agriculture, environmental protection for concentration measurement, sample analysis, impurities detection, chemical kinetics, etc.
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Kashikoi Cheri 
5 months ago
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| Optical system | Achromatic Czerny-Turner (1200 L/mm grating) |
| Wavelength range | 320 nm ~ 1100 nm |
| Spectral bandwidth | 2 nm |
| Wavelength accuracy | ± 0.5 nm |
| Optical system | Achromatic Czerny-Turner (1200 L/mm grating) |
| Wavelength range | 350 nm ~ 1020 nm |
| Spectral bandwidth | 4 nm |
| Wavelength accuracy | ± 2 nm |
| Optical system | Double beam |
| Wavelength range | 320 nm ~ 1100 nm |
| Spectral bandwidth | 4 nm |
| Wavelength accuracy | ± 1 nm |
Our UV-Vis-NIR Spectrophotometers offer wide wavelength ranges for advanced optical analysis across a broad spectrum of applications. They have dual detection systems with photomultiplier tubes and lead sulfide detectors. These are equipped with high-quality light sources, ensuring precise optical measurements. They use Analog-to-Digital (AD) signal processing for accurate analysis of sensitive or low-concentration samples. Our UV-Vis-NIR Spectrophotometers feature advanced software with real-time data display, automating repetitive tasks for precise analysis of optical and electronic properties.
| Wavelength range | 190 to 3200 nm |
| Wavelength accuracy | UV-Vis: ±0.5 nm NIR: ±2 nm |
| Wavelength repeatability | UV-Vis: ≤0.2 nm NIR: ≤1 nm |
| Photometric range | 0 to 3 A |
Our scanning UV-Visible spectrophotometer is an advanced analytical instrument used for measuring the absorption of light at various wavelengths in the UV and visible spectra. These spectrophotometers are versatile tools employed in fields like chemistry, materials science, and life sciences to characterize the optical properties of substances. Their ability to cover a broad spectral range and capture the complete spectrum makes them indispensable for laboratories and research environments where comprehensive optical analysis is essential for understanding sample properties and behavior.
| Optical system | Achromatic Czerny-Turner (1200 L/mm grating) |
| Wavelength range | 190 nm ~ 1100 nm |
| Spectral bandwidth | 1.8 nm |
| Wavelength accuracy | ± 0.3 nm |
| Optical system | Achromatic Czerny-Turner (1200 L/mm grating) |
| Wavelength range | 190 nm ~ 1100 nm |
| Spectral bandwidth | 2 nm |
| Wavelength accuracy | ± 1 nm |
| Wavelength Range | 400 nm to 700 nm |
| Wavelength Interval | 10 nm |
| Repeatability | Delta E (ab) ≤ 0.025 |
| Inter-Instrument Agreement | Delta E (ab) ≤ 0.25 |
We provide UV-Visible spectrophotometer is a versatile analytical instrument used to measure the absorption of light across a wide range of ultraviolet and visible wavelengths. It's a fundamental tool in various scientific fields, including chemistry, biology, and material science, for tasks such as quantifying the concentration of chemical compounds, assessing sample purity, and characterizing materials. UV-Visible spectrophotometers are essential in research, quality control, and routine analysis, enabling precise and reliable data collection, thus aiding in various applications where accurate optical measurements are crucial for understanding and characterizing samples.
| Optical system | Achromatic Czerny-Turner (1200 L/mm grating) |
| Wavelength range | 195 nm ~ 1020 nm |
| Spectral bandwidth | 5 nm |
| Wavelength accuracy | ± 2 nm |
| Optical system | Single beam (1200 lines/mm grating) |
| Wavelength range | 325 nm ~ 1000 nm |
| Spectral bandwidth | 4 nm |
| Wavelength accuracy | ± 2 nm |
| Optical system | Single beam (1200 lines/mm grating) |
| Wavelength range | 320 nm ~ 1100 nm |
| Spectral bandwidth | 2 nm |
| Wavelength accuracy | ± 0.5 nm |
| Optical system | Single beam (1200 lines/mm grating) |
| Wavelength range | 190 nm ~ 1100 nm |
| Spectral bandwidth | 2 nm |
| Wavelength accuracy | ± 0.5 nm |
Our nano spectrophotometer is an advanced analytical instrument designed for the precise measurement of biomolecules and nanomaterials in extremely low sample volumes, often in the sub-microliter range. Nano spectrophotometers are crucial tools in molecular biology, genomics, and nanotechnology research for tasks such as DNA quantification, RNA purity assessment, and nanoparticle characterization. They provide highly sensitive and accurate results while conserving valuable and limited sample materials, making them essential in laboratories and research settings where precise analysis of small quantities is essential for successful experiments and product development.
| Sample capacity | 0.5 to 2 µl |
| Wavelength range | 200 to 850 nm |
| Wavelength Accuracy | < 1 nm |
| Resolution | ≤ 2 nm |
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