Longwave Infrared Thermal Camera
Smart Thermal Vision for Industrial Monitoring, Predictive Maintenance, and Energy Efficiency
United Spectrum Instruments is proud to be the official distributor of the...
Longwave Infrared Thermal Camera
Discover high-performance LWIR thermal imaging for Industry 4.0. Ideal for predictive maintenance, process monitoring & energy.
Smart Thermal Vision for Industrial Monitoring, Predictive Maintenance, and Energy Efficiency
United Spectrum Instruments is proud to be the official distributor of the LIR320 Longwave Infrared (LWIR) Thermal Imaging Camera in India, offering advanced imaging technology developed by New Infrared Technologies S.L. (Spain). The LIR320 is a compact, high-precision thermal imaging solution tailored for Industrial IoT (IIoT) and Industry 4.0 environments, enabling smarter maintenance, real-time quality control, and advanced energy monitoring.
With its lightweight design, IP67-rated enclosure, and low power consumption, the LIR320 is engineered to fit seamlessly into modern production lines, electrical inspection workflows, and renewable energy infrastructure.
Understanding Longwave Infrared Thermal Camera
The LIR320 Longwave Infrared (LWIR) Thermal Camera is a compact, high-performance imaging solution designed for real-time monitoring in industrial and research environments. With a 320 × 256 uncooled detector and fast frame rates, it delivers precise thermal imaging for process optimisation, fault detection, and predictive maintenance. Its lightweight, compact design makes it easy to integrate into production lines, laboratories, and mobile systems. Built for Industry 4.0 applications, the LIR320 supports continuous thermal monitoring, enabling better quality control, energy efficiency, and safety in diverse industrial processes.
Technical Specifications
| Feature | Specification |
| Sensor Resolution | 320 (H) × 240 (V) |
| Pixel Pitch | 12 µm |
| Spectral Response | 7.8 µm – 14 µm |
| Frame Rate | 27 Hz |
| Sensor Sensitivity (NETD) | 65 mK (typical), 100 mK @ 25 °C |
| Detector Type | VOx Microbolometer |
| Temperature Range | 40 °C to 330 °C |
Optical Characteristics
| Feature | 4 mm Lens | 9.1 mm Lens |
| Field of View (FOV) | 56° × 42° | 24° × 18° |
| Minimum Focus Distance | 0.25 m | 0.90 m |
| Detection Range | 333 m | 758 m |
| Recognition Range | 83 m | 190 m |
| Identification Range | 48 m | 108 m |
| F-Number (focal/aperture) | F#1.00 | F#1.00 |
Mechanical Design
| Feature | Specification |
| Focus | Fixed |
| Connector | Rugged USB industrial connector |
| Power Consumption | 200 mW |
| Dimensions | 28.5 mm × 28.5 mm × 55.5 mm |
| Weight | 70 g |
| Mounting Options | Tripod mount (1/4-20 UNC), M2 & M3 fixing holes |
Thermographic Performance
| Feature | Specification |
| Temperature Accuracy | ±2 °C or ±2 %, whichever is greater |
| Emissivity Correction | Yes |
Environmental Ratings
| Feature | Specification |
| Operating Temperature | 10 °C to 60 °C |
| Storage Temperature | -40 °C to 80 °C |
| Humidity Tolerance | 10% – 95% RH (non-condensing) |
| Ingress Protection | IP67 |
| Compliance & Certifications | ROHS, WEEE, REACH, CE |
Key Features and Advantages
High-Resolution Thermal Imaging
Equipped with a 320 × 256 LWIR uncooled detector, delivering detailed and accurate thermal images.
Compact & Lightweight Design
Easily integrated into production lines, research setups, and mobile platforms with minimal space requirements.
Real-Time Monitoring
Provides fast frame rates for dynamic process observation and immediate fault detection.
Industry 4.0 Compatibility
Offers digital connectivity for inline monitoring, automation, and predictive analytics.
Energy-Efficient Operation
Uncooled detector technology ensures reliable, cost-effective, and low-maintenance performance.
Durability & Reliability
Built for continuous use in demanding industrial environments, ensuring stable and long-term operation.
Advantages:
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Provides accurate, real-time thermal imaging for process control and R&D
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Compact footprint allows seamless integration into Industry 4.0 systems
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Detects defects, overheating, and anomalies early to reduce downtime
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Enhances safety in high-temperature and critical industrial environments
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Supports predictive maintenance to extend equipment life
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Reliable, uncooled operation minimises servicing requirements
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Versatile design supports both stationary and mobile monitoring applications
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Trusted solution for industrial quality assurance, safety, and research innovation
Applications Across Industries
Aerospace Industry
Monitors thermal conditions during composite curing, component testing, and materials research.
Automotive & EV Manufacturing
Provides real-time monitoring for EV battery testing, welding, and drivetrain development.
Energy & Power Generation
Detects hotspots in turbines, pipelines, and electrical systems, improving reliability and efficiency.
Medical & Healthcare Applications
Supports thermal monitoring in medical device testing, research labs, and non-contact diagnostics.
Electronics & Semiconductor Manufacturing
Ensures process stability by detecting thermal anomalies during PCB assembly and chip testing.
Research & Development Centres
Offers universities and labs powerful thermal imaging for advanced scientific experiments.
Defence & Security
Provides reliable thermal surveillance and monitoring for defence and border security applications.
The LIR320 Longwave Infrared Thermal Camera is designed for versatility, precision, and reliability. By combining compact design, high-resolution thermal imaging, and Industry 4.0 compatibility, it empowers industries and researchers to improve quality, safety, and efficiency.
Why Choose United Spectrum Instruments?
United Spectrum Instruments is the authorised distributor of the LIR320 LWIR Thermal Camera in India, delivering expert support and technical guidance.
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Genuine LIR320 systems supplied with full manufacturer warranty
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Industry-specific consultation for automotive, aerospace, electronics, and energy sectors
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Pan-India installation, integration, and after-sales service
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Seamless support for Industry 4.0 and research-driven applications
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Competitive pricing with dependable technical expertise
With deep experience in photonics and thermal imaging technologies, United Spectrum Instruments ensures customers in India receive cutting-edge solutions backed by reliable service and integration expertise.
FAQs
Can I use the LIR320 outdoors?
Yes, thanks to its IP67-rated housing, it is fully protected against dust and water, making it ideal for both indoor and outdoor use.
What is the difference between the 4 mm and 9.1 mm lens options?
The 4 mm lens provides a wider field of view (ideal for broad inspection zones), while the 9.1 mm lens offers a narrower field (ideal for detailed inspection at greater distances).
Is the LIR320 suitable for continuous operation?
Yes, with a power consumption of less than 200 mW, it is perfect for continuous 24/7 monitoring applications.
Can it be integrated into my factory's IoT system?
Absolutely. With Gigabit Ethernet, SDK availability, and real-time data output, it integrates well into IIoT/Industry 4.0 architectures.
What software comes with the LIR320?
It includes real-time visualisation software with options for thermography, image recording, temperature alarms, and more. The C++ SDK allows for custom integration into your systems.
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FAQs
Can I use the LIR320 outdoors?
Yes, thanks to its IP67-rated housing, it is fully protected against dust and water, making it ideal for both indoor and outdoor use.
What is the difference between the 4 mm and 9.1 mm lens options?
The 4 mm lens provides a wider field of view (ideal for broad inspection zones), while the 9.1 mm lens offers a narrower field (ideal for detailed inspection at greater distances).
Is the LIR320 suitable for continuous operation?
Yes, with a power consumption of less than 200 mW, it is perfect for continuous 24/7 monitoring applications.
Can it be integrated into my factory's IoT system?
Absolutely. With Gigabit Ethernet, SDK availability, and real-time data output, it integrates well into IIoT/Industry 4.0 architectures.
What software comes with the LIR320?
It includes real-time visualisation software with options for thermography, image recording, temperature alarms, and more. The C++ SDK allows for custom integration into your systems.
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