| Wavelength Range | 190 to 1000nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ± 2 nm |
| Wavelength Repeatability | ≤ 0.5 nm |
| Wavelength Setting | Automatic |
| Wavelength Resolution | 0.1 nm |
| Photometric Accuracy | ± 0.5 % T |
| Photometric Repeatability | ≤ 0.2 % T |
| Photometric Range | - 0.3 to 3 (Absorbance), 0 to 200 % (Transmittance), 0 to 9999 (Concentration) |
| Photometric Mode | T, A, C, F |
| Stray Light | ≤ 0.1 % T at 220 nm & 360 nm |
| Optical System | Single Beam, grating 1200 lines / mm |
| Stability | ≤ 0.002 A / 30 min at 500 nm |
| Display | 128 × 64 Dots LCD |
| Detector | Silicon Photodiode |
| Light Source | Tungsten & Deuterium Lamp |
| Output | USB Port & Parallel Port |
| Power Requirements | AC 85 ~ 250 |
Automatic Wavelength Setting
Rapid Standard Curve Setup
Bench-top Design
User-friendly Operation
Single Beam UV-Vis Spectrophotometer LUS-A12 is designed for UV and visible spectrum analysis across a wavelength range of 190 to 1000nm. Its compact, bench-top design makes it suitable for laboratories. Our Single Beam UV-Vis Spectrophotometer LUS-A12 is widely used in chemistry, biochemistry, pharmaceuticals, and environmental monitoring.
Spectrophotometer | 1 unit |
1cm Glass Cuvette | 4 pieces |
1cm Quartz Cuvette | 2 pieces |
Power Cord | 1 piece |
User’s Manual | 1 piece |
Black Block | 1 piece |
Dust Cover | 1 piece |
1 | Cell Holders |
2 | Control Units |
3 | Lamps |
4 | Glass Cuvette With Lid |
5 | Quartz Cuvette With Lid |
6 | Micro Cuvette |
7 | PC Software |
Download catalog for
Single Beam UV-Vis Spectrophotometer LUS-A12 Catalog
Available Range :
Single Beam UV-Vis Spectrophotometer LUS-C24 : 190 to 1000 nm Single Beam UV-Vis Spectrophotometer LUS-A12 : 190 to 1000nm Single Beam UV-Visible Spectrophotometer LUS-A47 : 190 to 1020 nm Single Beam UV-Visible Spectrophotometer LUS-A52 : 190 to 1100 nm Single Beam UV-Visible Spectrophotometer LUS-A10 : 190 ~ 1100 nm Single Beam UV-Visible Spectrophotometer LUS-A50 : 190nm to 1100 nm Single Beam UV-Vis Spectrophotometer LUS-C31 : 195 to 1020 nm Single Beam UV-Visible Spectrophotometer LUS-C10 : 200 to 1000 nm Single Beam UV-Vis Spectrophotometer LUS-A46 : 320 to 1020 nm Single Beam UV-Visible Spectrophotometer LUS-E10 : 320 to 1100 nm Single Beam UV-Visible Spectrophotometer LUS-C22 : 340 to 1050 nm Single Beam UV-Vis Spectrophotometer LUS-C28 : 350 to 1020 nmLabtron single beam UV-visible spectrophotometers offer a broad range of wavelengths and many choices for spectral bandwidth. They provide quantitative analysis and photometric measurement with user-friendly interfaces. They come with USB connections and a large colorful LCD display. They are flexible since they have several light sources installed. Our single beam spectrophotometers offer high performance, reliability, and accuracy with auto wavelength adjustment and robust construction.








The Single Beam UV-Vis Spectrophotometer LUS-A12 is used to measure the absorbance or transmittance of UV and visible light by a sample, typically in the wavelength range of 190 to 1100 nm. It is widely used in chemical analysis, pharmaceuticals, life sciences, and environmental testing to quantify concentrations, identify substances, and analyze reaction kinetics with high precision and repeatability.
Labtron’s Single Beam UV-Vis Spectrophotometer LUS-A12 features an automatic wavelength setting function, which ensures accurate and consistent wavelength selection without manual intervention. This automation reduces human error, enhances measurement repeatability, and allows users to easily switch between different analytical protocols. The wavelength accuracy of ± 0.5 nm further ensures reliable detection and analysis of sample absorbance at specific wavelengths, crucial for reproducible results in routine and advanced laboratory applications.
Single Beam UV-Vis Spectrophotometer LUS-A12 includes a single-beam optical system with a 1200 lines/mm grating, offering precise optical performance. Key features include automatic wavelength setting, multiple result readouts (Abs, T %, and concentration), a high-quality tungsten and deuterium lamp for broad spectrum coverage, and a user-friendly interface. Its compact bench-top design fits easily into laboratory spaces, making it ideal for educational, research, and industrial labs requiring routine UV-Vis analysis.
Yes, Labtron’s Single beam UV-Vis Spectrophotometer LUS-A12 is ideal for quantitative analysis. It supports the creation and application of standard curves for determining unknown concentrations in samples. Users can easily input or calculate concentration values based on absorbance readings. The multiple results readout feature helps display values in different modes, enhancing flexibility in various analytical applications such as determining drug purity, enzyme kinetics, and DNA/RNA quantification.
The Single Beam UV-Vis Spectrophotometer LUS-A12 is designed with user-friendliness in mind, featuring an intuitive interface, a clear display, and simple operational buttons. Automatic wavelength setting, easy sample handling, and direct data readout minimize the learning curve, making it suitable for both beginners and experienced users. Its easy maintenance and robust construction also ensure reliability in daily lab use, while the compact bench-top form factor allows convenient placement even in limited-space laboratories.
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Labtron Equipment Ltd., Quatro House, Lyon Way, Camberley, Surrey GU16 7ER United Kingdom
Email: info@labtron.com Whatsapp: +44 73 4441 2688 Phone: +44 2080 043608