Diffraction Grating Spectrophotometer LDGS-A11 offers a reflectance range of 0 to 200%, handling low and high reflectivity surfaces effectively. The system is integrated with a temperature control panel to maintain stable conditions. It supports the auto-cuvette rotation option, providing consistent sample alignment. Our diffraction grating spectrophotometer features low inter-instrument error, ensuring minimal color variation between devices.
| Reflectance Range | 0 to 200% |
| Sphere Size | Φ48 mm |
| Sensor | 256 Image Element Double Arrays CMOS Image Sensor |
| Wavelength Range | 400 to 700 nm |
| Wavelength Pitch | 10nm |
| Half Bandwidth | 10nm |
| Optical Geometry | 45/0(45°Ring Shaped Illumination, Vertical Viewing) |
| Measurement Aperature | Φ 20 mm |
| Color Spaces | CIE LAB, XYZ, Yxy, LCh, CIE LUV, Hunter LAB, Bxy |
| Color Difference Formula | ΔE × ab ΔE × uv, ΔE × 94, ΔE × cmc (2:1), ΔE ×cmc (1:1), ΔE × 00, ΔE (Hunter) |
| Other Indices | WI (ASTM E313, CIE/ ISO, AATCC, Hunter) YI (ASTM D1925, ASTM 313) MI (Metamerism Index) |
| Illuminants | D 65, A, C, D50, D55, D75, F1, F2 (CWF), F3, F4, F5, F6, F7 (DLF), F8, F9, F10 (TPLF), F11(TL84) F12 (TL83/ U30) |
| Viewing Angle | 2° and 10° |
| Measurement Time | 1.5 s |
| Repeatability | Spectral Reflectance: MAV / SCI Standard Deviation: 0.1% (400 to 700 nm) Chromaticity Value: Standard Deviation ΔE × ab 0.04 |
| Inter – Instrument Agreement | ΔE × ab 0.2 |
| Measurement Mode | 2 to 99 times |
| Data Storage | Standard:1000 Pcs Sample:30000 Pcs |
| Battery Performance | 5000 Measurement within 8 hrs |
| Working Environment | Temperature: 0 to 40°C Humidity: 0 to 85% (No Condensation) Altitude: Less than 2000 m |
| Storage Environment | Temperature: 20 to 50°C Humidity: 0 to 85% (No Condensation) |
| Power Consumption | DC 24V, 3A |
| Dimensions (L× W× H) | 184 × 77 × 105 mm |
| Weight | 600g |
UV Fluorescence Measurement
Multiple Illuminants
Color Fastness Testing
Polygon Tolerance Settings
Sample matrix recognition
Diffraction Grating Spectrophotometer LDGS-A11 measures light absorption or reflection at different wavelengths, determining the sample's color properties. It offers a significant role in environmental testing for air quality control, water quality analysis, and soil quality check
Accessories Name | Quantity |
Power Adaptor | 1 |
USB Cable | 1 |
Built-in li-ion Battery | 1 |
Protective Cover | 1 |
White and Black Calibration Cavity | 1 |
Management Software | 1 |
Download catalog for
Diffraction Grating Spectrophotometer LDGS-A11 Catalog
Available Range :
Diffraction Grating Spectrophotometer LDGS-A10 : 0 to 200%Labtron Diffraction Grating Spectrophotometer delivers precise spectral analysis for accurate color matching and material identification. This offers automatic wavelength calibration, ensuring stable measurements. These devices feature advanced noise reduction, providing reliable results. They support dual monochromators to enhance wavelength precision and reduce stray light. Our diffraction grating spectrophotometer is made of high-quality aluminum alloys, improving strength and corrosion resistance.





Yes, Labtron’s Diffraction Grating Spectrophotometer are excellent for separating multi-wavelength laser sources. They can disperse light from each wavelength in the laser source, allowing the spectrophotometer to measure each line separately. Gratings with the appropriate groove density can ensure that all laser lines are resolved effectively. This is particularly useful for applications in laser spectroscopy, where multiple wavelengths need to be analyzed simultaneously. The resolution of the grating determines how well the different wavelengths are separated. Proper alignment and calibration of the system ensure precise measurement. This technique is common in laser characterization and multi-line spectroscopy.
Labtron’s supplies advanced Diffraction Grating Spectrophotometer. The resolution of a diffraction grating spectrophotometer is partially dependent on the pixel size of the detector. Smaller pixels enable the detection of finer spectral details, thus improving the resolution of the system. If the pixels are too large, the detector may not be able to capture enough fine details, leading to a decrease in spectral resolution. The choice of detector must balance resolution with sensitivity and noise performance. For high-resolution applications, detectors with smaller pixels and high sensitivity are often used. Additionally, the grating's resolution must complement the detector’s capabilities. Calibration of both the grating and detector ensures that the system provides optimal resolution.
Labtron’s Diffraction Grating Spectrophotometers monochromatic light source is highly recommended for accurate wavelength measurement in a diffraction grating spectrophotometer. Monochromatic light ensures that only a single wavelength is dispersed by the grating, allowing for precise wavelength measurements and higher resolution. When broadband or white light is used, the grating must disperse multiple wavelengths, which may reduce the accuracy of individual wavelength measurements. Using a monochromatic source provides clearer spectral peaks and simplifies the calibration process. For accurate calibration and wavelength determination, it is essential to use a well-defined monochromatic light source. This setup ensures reliable and reproducible spectral data. The system’s resolution and sensitivity can be maximized with a monochromatic source.
Labtron manufactures advanced Diffraction Grating Spectrophotometer which can effectively be used with pulsed light sources in spectroscopy. The grating disperses the light according to wavelength, whether the light is continuous or pulsed. When used with pulsed light, the system can analyze the spectrum of each pulse, enabling time-resolved spectroscopy. This requires fast detectors that can capture the brief duration of the pulses. Time-resolved measurements are useful for studying transient processes, such as those in ultrafast laser spectroscopy or chemical reactions. The spectrophotometer's design must accommodate the temporal characteristics of the pulsed light. Calibration ensures that the system accurately resolves the spectral features of each pulse.
Labtron’s Diffraction Grating Spectrophotometers are commonly used in Raman spectroscopy to analyze scattered light from a sample. When light interacts with a sample, the grating disperses the scattered light into its constituent wavelengths, revealing Raman shifts. These shifts are indicative of molecular vibrations, providing detailed information about the sample's chemical composition. The high resolution of diffraction gratings is crucial in detecting weak Raman signals and identifying subtle molecular interactions. Raman spectroscopy with diffraction gratings is widely used in material science, biology, and chemical analysis. The gratings must be properly aligned for optimal dispersion and resolution. Calibration ensures that Raman peaks are accurately measured and interpreted.
Labtron supplies premium Diffraction Grating Spectrophotometer. In the biotechnology industry, diffraction grating spectrophotometers are used for a wide range of applications, including DNA/RNA analysis, protein characterization, and drug discovery. They provide detailed spectroscopic data to study the molecular structure and interactions of biological molecules. These spectrophotometers are often employed in research to understand enzyme activity and cellular processes. They also play a crucial role in pharmaceutical development, particularly in analyzing the interaction between drugs and biological targets. Their ability to perform precise wavelength separation makes them invaluable in both diagnostics and therapeutic research.
Post your question?
Our experts are here to help!
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