Atomfair OMA-739 Optical Multichannel Analyzer
Product Overview
The Atomfair OMA-739 Optical Multichannel Analyzer is a high-performance instrument designed specifically for colleges, universities, and scientific research institutions. It serves as an essential tool for physics experiment teaching and spectral analysis. Equipped with a CCD (Charge-Coupled Device) detector, this analyzer significantly expands the scope of application, enabling real-time data collection and 3D display. With its advanced features and reliable performance, it is an ideal choice for spectral research.
Product Type
Monochromator and Spectrometer
Core Technical Specifications
| No. | Specification Name | Parameter |
|---|---|---|
| 1 | Focal Length | 300mm |
| 2 | Relative Aperture | D/F=1/7 |
| 3 | Scanning Range | 300nm-900nm |
| 4 | Resolution | ≤0.2nm |
| 5 | Slit | Continuously adjustable width from 0 to 2mm, with an indication accuracy of 0.01mm |
| 6 | Wavelength Accuracy | ±0.4nm |
| 7 | Wavelength Repeatability | 0.2nm |
| 8 | Stray Light | ≤10⁻³ |
| 9 | Overall Dimensions | 450mm×280mm×230mm |
| 10 | Weight | 25kg |
Optional Configurations
| No. | Configuration Name | Function Description |
|---|---|---|
| 1 | DF-1 Absorption Cell | – |
| 2 | DF-2 Fluorescence Absorption Cell | – |
| 3 | GY-1 Bromine-Tungsten Lamp | Capable of measuring absorption spectra and fluorescence spectra |
| 4 | GY-4C Low-Pressure Mercury Lamp | Capable of wavelength calibration |
| 5 | GY-13 Hydrogen-Deuterium Lamp | Capable of wavelength calibration |
Product Applications
Physics Experiment Teaching: Suitable for college and university physics laboratories, helping students intuitively understand spectral principles and experimental methods through practical operations, enhancing their hands-on and theoretical comprehension abilities.
Scientific Research Spectral Analysis: Widely used in various scientific research fields such as material science, chemistry, biology, and environmental science. It can conduct qualitative and quantitative analysis of substances by detecting and analyzing spectral information, providing reliable data support for scientific research projects.
Spectral Research Projects: An indispensable tool for professional spectral research, enabling researchers to conduct in-depth exploration of spectral characteristics, material composition, and structural changes, facilitating the progress and innovation of related research fields.
If you’re interested, have any questions, or have specific customization requirements, please feel free to contact us at inquiry@atomfair.com.
How does the slit width adjustment accuracy of 0.01mm affect the achievable spectral resolution and signal strength for different applications?
The slit is continuously adjustable from 0 to 2mm with an indication accuracy of 0.01mm. Narrower slits (e.g., 0.01mm) improve resolution to the instrument's ≤0.2nm limit but reduce light throughput, making them suitable for detailed line spectra. Wider slits increase signal for low-intensity measurements but degrade resolution. The 0.01mm accuracy allows precise, reproducible slit settings.
What optional accessories are required to perform fluorescence spectral measurements, and for wavelength calibration?
For fluorescence measurements, the GY-1 bromine-tungsten lamp is used in combination with the DF-2 fluorescence absorption cell. For wavelength calibration, either the GY-4C low-pressure mercury lamp or the GY-13 hydrogen-deuterium lamp can be attached. These optional configurations expand the standalone analyzer's capabilities.
What are the physical and environmental considerations for setting up the 25kg OMA-739 given its 450×280×230mm footprint and specified wavelength accuracy?
The analyzer weighs 25kg and measures 450mm×280mm×230mm, requiring a stable, level optical table or benchtop. The wavelength accuracy of ±0.4nm and repeatability of 0.2nm rely on thermal stability; the instrument should be placed away from heat sources and drafts. The stray light specification ≤10⁻³ indicates good optical shielding, but external light should be minimized.
The Atomfair OMA-739 Optical Multichannel Analyzer combines a 300mm focal length monochromator with a CCD detector, offering a 300-900nm scanning range and ≤0.2nm resolution for teaching and research applications. Its continuously adjustable slit and optional calibration lamps support flexible spectral analysis, though the 25kg weight and 300nm lower wavelength limit impose practical deployment constraints.
Positive
- High spectral resolution: With a resolution of ≤0.2nm and wavelength accuracy of ±0.4nm, the OMA-739 enables precise identification of spectral features, suitable for detailed material analysis in research and teaching.
- CCD-based real-time acquisition: The CCD detector supports real-time data collection and 3D display, allowing simultaneous capture of spectral data across the 300-900nm range, which is advantageous for dynamic experiments and spectral mapping.
Trade-offs
- Limited spectral range: The 300-900nm scanning range restricts use to UV-Vis applications, excluding near-infrared or deep-UV analysis, which may limit its utility for certain advanced research needs.
- Heavy benchtop footprint: Weighing 25kg with dimensions of 450mm×280mm×230mm, the instrument requires a stable, dedicated lab bench and may pose portability challenges for multi-room or field-based experiments.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
