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Optical Analysis
Home » Products » Optical Analysis » Next-Generation Fourier Transform Infrared Spectrometer for High-Sensitivity Molecular Analysis

Fourier Transform Infrared Spectrometer for High-Precision Spectral Analysis
The Fourier transform infrared spectrometer from Instrava is an advanced FTIR spectroscopy system designed for high-precision molecular analysis and chemical identification. Developed using decades of experience in infrared spectroscopy technology, the system delivers excellent performance, intelligent operation, and reliable long-term stability.
By measuring how molecules absorb infrared light at different wavelengths, the FTIR spectrometer generates detailed spectral fingerprints that enable accurate identification and quantification of chemical substances.
The system is widely used for scientific research, industrial quality control, chemical analysis, and laboratory testing, providing highly sensitive and stable spectral detection across a wide spectral range.
With its high-sensitivity optical system, intelligent monitoring functions, and powerful analysis software, the instrument offers an optimal balance between advanced performance and low operation and maintenance cost.
Optical Analysis Description
Versatile FTIR Spectroscopy for Laboratory and Industrial Applications
Modern Fourier transform infrared spectrometers play a critical role in analytical laboratories and industrial testing environments where accurate chemical analysis is required.
Typical applications include:
Material science and chemical structure research
Pharmaceutical and biomedical analysis
Petrochemical process monitoring
Food safety testing laboratories
Environmental and atmospheric gas analysis
University teaching laboratories and research institutes
The large sample chamber design allows the instrument to accommodate a wide range of accessories such as:
ATR accessories
Gas cells for gas analysis
Liquid cells
Reflection modules
Infrared microscopes
This flexible design enables the FTIR spectrometer to perform solid, liquid, and gas analysis, making it an essential analytical instrument for laboratories and industrial quality control.


Intelligent Optical System with Long-Term Stability
The Instrava Fourier transform infrared spectrometer integrates advanced optical engineering and intelligent electronic architecture to ensure high sensitivity and stable operation.
Key system features include:
High-sensitivity optical system
Cube-corner Michelson interferometer
Gold-coated reflective mirrors for maximum infrared throughput
High-intensity long-life infrared source for stable radiation
Intelligent monitoring and diagnostics
Real-time monitoring of instrument status
Automatic temperature and humidity monitoring inside the interferometer
Self-diagnosis system for performance and communication status
Advanced modular system design
High-stability cast aluminum optical platform
Excellent vibration resistance and thermal stability
Modular partition design for improved heat dissipation
Flexible communication and data management
Ethernet and WiFi dual communication modes
Remote monitoring and instrument control
Cloud data analysis and network integration support
These advanced technologies ensure that the FTIR spectrometer provides highly stable spectral data and reliable performance for long-term analytical applications.
Optical Analysis Parameter
| Parameter | Specification |
|---|---|
| Product Type | Fourier Transform Infrared Spectrometer |
| Interferometer | Cube-corner Michelson interferometer |
| Beam Splitter | Multilayer Ge-coated KBr |
| Detector | High sensitivity pyroelectric detector (standard) |
| Optional Detectors | Temperature stabilized detector, MCT detector |
| IR Source | High intensity long-life air-cooled IR source |
| Wavenumber Range | 7800 – 350 cm⁻¹ |
| Resolution | 0.85 cm⁻¹ |
| Signal-to-Noise Ratio | >20,000:1 (RMS value) |
| Wavenumber Accuracy | ±0.01 cm⁻¹ |
| Scanning Speed | Multiple selectable scanning speeds |
| Communication | Ethernet + WiFi |
| Software | MainFTOS Suite software workstation |
| Data Output | Standard format report generation |
| Status Monitoring | Real-time temperature and humidity monitoring |
| Certification | FDA 21 CFR Part 11 compliance (optional), IQ/OQ/PQ |
| Operating Temperature | 10°C – 30°C |
| Humidity | <60% |
| Power Supply | AC220V / AC110V optional |
| Dimensions | 490 × 420 × 240 mm |
| Weight | 23.2 kg |
Transmission sample holder
Gas cell for gas analysis
Liquid cell
Diffuse reflection module
Specular reflection module
Single / multi-reflection ATR accessories
Infrared microscope modules
Instrava OEM/ODM
At Instrava, our instruments are developed with a strong focus on real industrial applications. Each product is designed to operate as a reliable component within measurement, control, and automation systems, rather than as a standalone device.
Our engineering team supports customers during product selection by evaluating process conditions, operating environments, and system requirements, ensuring stable and long-term performance in actual use.
In addition to standard configurations, Instrava offers flexible customization options, including measurement range, materials, output signals, communication interfaces, and installation methods. All custom solutions are engineered to meet industrial standards and application-specific demands.
We also support OEM projects and system integration, providing consistent product design, technical documentation, and long-term supply to ensure smooth integration and reliable operation throughout the project lifecycle.

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A Fourier transform infrared spectrometer (FTIR spectrometer) is used to identify chemical compounds and analyze molecular structures by measuring how substances absorb infrared radiation. It is widely used in chemical research, pharmaceuticals, environmental testing, and material science.
An FTIR spectrometer uses a Michelson interferometer to create interference patterns from infrared light. After interacting with the sample, the signal is processed using a Fourier transform algorithm to generate an infrared spectrum that identifies chemical components.
FTIR spectrometers can analyze a wide range of samples, including:
Gases
Liquids
Solid materials
Thin films and coatings
This makes the technology highly versatile for laboratory and industrial analysis.
Industries that rely on FTIR spectroscopy include:
Pharmaceutical manufacturing
Petrochemical processing
Food safety testing
Environmental monitoring
Material science research
University laboratories
Key advantages include:
High spectral resolution
Fast measurement speed
Non-destructive analysis
Multi-component detection
Wide spectral detection range
The accuracy of FTIR spectroscopy analysis can be influenced by several factors, including sample preparation, instrument calibration, detector sensitivity, environmental temperature and humidity, and optical alignment. Proper maintenance and calibration ensure consistent and accurate spectral results.
By choosing Instrava, you gain a partner with a deep understanding of industrial applications and the expertise to meet today’s operational challenges.
Our role extends beyond products—we support your success through dependable solutions and long-term commitment.
Innovation at Instrava is guided by real industrial requirements. We continuously refine our technologies to address evolving operational challenges, ensuring practical and reliable performance in demanding environments.
We provide engineering-level customization to match specific process conditions. From measurement range and materials to output signals and installation options, our solutions are configured to fit real applications.
Quality and reliability are fundamental to every Instrava product. Manufactured under strict quality control and thoroughly tested, our instruments deliver accurate, stable, and long-term performance.
Instrava combines global engineering expertise with responsive local support, ensuring our partners benefit from internationally aligned technology and timely regional service.
Our broad portfolio of measurement and control instruments enables us to address a wide range of industrial needs, providing integrated solutions from a single, reliable source.
We work closely with our partners from technical consultation to after-sales support. Our focus is on delivering solutions that create lasting value and support long-term operational success.
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