Array Thermal Imagers
Last Updated: April 1, 2025
Description
Array thermal imagers are devices that detect heat patterns in the infrared wavelength spectrum. They convert thermal infrared radiation emitted by objects into images that can be viewed on a screen or computer display. These imagers are equipped with a two-dimensional array of sensors or detectors, allowing them to capture detailed thermal images.
Working Principle
Array thermal imagers operate by detecting infrared radiation emitted by objects with temperatures above absolute zero. This radiation is focused onto a detector element using a lens. The detector then converts the infrared radiation into an electrical signal, which is amplified and processed to create a thermal image. The use of Focal Plane Array (FPA) detectors in these imagers allows for high-resolution thermal imaging, similar to how visual cameras work with CCD/CMOS sensors. This technology is useful because it provides a non-contact method to measure temperature distributions, enabling the detection of thermal anomalies and ensuring homogeneous temperature profiles in various processes.
Applications
Array thermal imagers are used in a wide range of applications. In industrial settings, they are employed for monitoring temperature ranges from -20°C to 2000°C, which is crucial for processes like heat treatment. They are also used in thermography, thermology, and thermal wave imaging, providing significant cost savings by enabling precise temperature measurements and avoiding potential equipment failures.
Advantages over other Sensing - Humidity Measurement
While the documents do not provide specific examples of advantages over humidity measurement, array thermal imagers offer a distinct advantage in applications where precise temperature distribution is critical. They provide a comprehensive view of thermal conditions, which is not possible with humidity sensors that only measure moisture levels.
Limitations
One limitation of array thermal imagers is the need for cooling mechanisms to maintain the detectors at constant low temperatures, ranging from -100°C to -196°C. This requirement can add complexity and cost to the system. Additionally, the resolution of infrared detectors is limited compared to visual cameras, which may affect the level of detail in the thermal images.
Considerations
When considering the use of array thermal imagers, it is important to evaluate initial costs, which can be high due to the advanced technology and cooling systems required. Operating expenses may also be significant, particularly if liquid nitrogen or other cooling methods are used. Durability and accuracy are generally high, but maintenance and replacement costs should be factored into the decision-making process, as the cooling systems and detectors may require regular servicing to ensure optimal performance.
from InfraTec GmbH
With the ImageIR ® 10300, users from industry and science for the first time can use a radiometric infrared camera whose cooled photon detector permits images in the format (1,920 × 1,536) IR pixels. Full HD resolution of about 3 Megapixels. Pixel pitch of 10 µm. Thermal resolution... [See More]
- Detector Type: Array
- Spectral Range: 3.6 to 4.9
- Measurement Range: -40 to 1200
- Accuracy: 1
from LAND
Specifically designed for measuring temperature profiles inside furnaces, NIR-Borescope uses AMETEK Land ’s cutting-edge, near-infrared imaging to create continuous, high-definition thermal images. [See More]
- Detector Type: Array
- Spectral Range: 0.8500 to 1.05
- Measurement Range: 1000 to 1800
- Accuracy: 1
from InfraTec GmbH
The worldwide unique infrared camera VarioCAM ® HD head 800 with its latest detector technology in XGA format defines the premium segment of uncooled industrial cameras. Microbolometer detector with up to (1,024 × 768) IR pixels. Opto-mechanical MicroScan with up to (2,048 ×1,536) IR... [See More]
- Detector Type: Array; Microbolometer
- Spectral Range: 7.5 to 14
- Measurement Range: -40 to 2000
- Accuracy: 1
from LAND
High-resolution short-wavelength radiometric infrared borescope imaging cameras designed for a wide range of continuous process monitoring and control applications. The NIR-Borescope-656 (NIR-b-656) and NIR-Borescope-2K (NIR-b-2K) are high resolution short wavelength full radiometric infrared... [See More]
- Detector Type: Array
- Spectral Range: 0.7800 to 1.1
- Measurement Range: 600 to 1800
- Accuracy: 1
from InfraTec GmbH
With its 3.1 megapixels in IR-format the worldwide unique infrared system VarioCAM ® HD head 900 gives a new definition to the premium segment of uncooled industrial cameras and guarantees for precise infrared recordings in brilliant photographic quality. Image format: (2,048 × 1,536) IR... [See More]
- Detector Type: Array; Microbolometer
- Spectral Range: 7.5 to 14
- Measurement Range: -40 to 2000
- Accuracy: 1
from LAND
A fixed thermal imager for high temperature measurement and thermal imaging. Direct Ethernet cable connection to PC running LIPS NIR for display, recording, alarms, analysis and manipulation of thermal images. [See More]
- Detector Type: Flying Spot; Array
- Spectral Range: 0.7800 to 1.1
- Measurement Range: 600 to 3000
- Accuracy: 0.5000 to 1
from InfraTec GmbH
Infrared thermography system with 6 × infrared zoom lens for thermal analysis of processes with an unprecedented attention to detail for the user. Microbolometer detector with (1,024 × 768) IR pixels. High-performance zoom lens with 25 to 150 mm focal length. Spectral range (7.5 …... [See More]
- Detector Type: Array; Microbolometer
- Spectral Range: 7.5 to 14
- Measurement Range: -20 to 1200
- Accuracy: 5
from InfraTec GmbH
Infrared camera VarioCAM ® HDx head 600 shows its strength wherever there is a need for fixed installation in harsh industrial environments or laboratory tasks require computer-based support. Compact housing dimensions and minimal weight allow easy integration into existing system environments. [See More]
- Detector Type: Array; Microbolometer
- Spectral Range: 7.5 to 14
- Measurement Range: -40 to 1700
- Accuracy: 2
from InfraTec GmbH
The high-performance infrared camera ImageIR ® 9400 hp from InfraTec is suitable for solving extremely demanding tasks. It impresses with absolute top figures for geometrical, thermal and temporal resolution. Cooled FPA photon detector with (1,280 × 1,024) IR pixels. Opto-mechanical... [See More]
- Detector Type: Array
- Spectral Range: 2 to 5.5
- Measurement Range: -40 to 2000
- Accuracy: 1
from InfraTec GmbH
Due to its extraordinarily high resolution, the ImageIR® 12300 can always bring its strengths to bear when large area measurement ranges need to be analyzed in detail and at once. The use of the camera provides a significant increase in efficiency and provides maximum accuracy by preventing... [See More]
- Detector Type: Array
- Spectral Range: 3.4 to 4.9
- Measurement Range: -10 to 3000
- Accuracy: 1
from InfraTec GmbH
The ImageIR® 6300, as an extension of the ImageIR® series, offers entry into the class of infrared cameras with cooled photon detectors and provides users with enormous performance advantages at a very good price/performance ratio. Due to the latest SWaP detector technology and a robust, very... [See More]
- Detector Type: Array
- Spectral Range: 3.7 to 4.15
- Measurement Range: -10 to 3000
- Accuracy: 2
from LumaSense Technologies, Inc., An Advanced Energy Company
BoilerSpection ™ is a turn-key solution for continuous infrared imaging inside boilers. BoilerSpection ™ provides the clearest, most informative through-flame imaging. With BoilerSpection ™, coal plant operators can proactively manage their boilers and vastly improve uptime. In... [See More]
- Detector Type: Array
- Cooling: Vortex Cooler
- Measurement Range: 500 to 1600
- Horizontal: 320
from CHINO Works America Inc.
TP-L series is a compact infrared thermal imaging sensor utilizing a thermopile array detector. This CHINO developed detector allows the sensor to measure real time temperature. Ethernet connectivity allows the sensor to communicate with PC running CHINO Imaging Software or customer's LAN. [See More]
- Detector Type: Array
- Spectral Range: 10
- Measurement Range: -20 to 300
- Temperature Resolution: 0.5000
from Xenics nv
The Serval-640-GigE Thermography is a LWIR camera in an IP67-rated enclosure. The camera is developed for demanding indoor applications in harsh, hot and dusty environments. The goal was to design a thermal camera able to measure temperatures that can be used, with a minimum of maintenance, in... [See More]
- Detector Type: Array; Thermography Camera
- Spectral Range: 8 to 14
- Measurement Range: -20 to 2000
- Cooling: Uncooled
from Critical Imaging, LLC
For use in firefighting, patented Life Sensor Software ™ [See More]
- Detector Type: Array; 320 X 240 Microbolometer
- Spectral Range: 7 to 14
- Measurement Range: -29 to 104
- Cooling: Uncooled
from TELOPS, Inc.
The NEW FAST-IR MW Scientific Infrared Camera is THE REVOLUTION in high speed IR cameras. It is the first 1000 fps full frame solution for the infrared imaging expert. It provides either raw or calibrated data in real-time. Calibration coefficients are acquired automatically using built-in etalons. [See More]
- Detector Type: Array
- Accuracy: 0.0100
- Spectral Range: 3 to 5
- Maximum Frame Rate: 1000
from OMEGA Engineering, Inc.
Thermal imaging cameras can be used for a wide variety of R &D applications. Until today using a thermal imaging camera was often the privilege for large R &D departments. With the extremely affordable OSXL-A35SC/ OSXL-A15SC and OSXL-A5SC thermal imaging systems are now bringing the... [See More]
- Detector Type: Array
- Spectral Range: 7.5 to 13
- Measurement Range: -40 to 550
- Accuracy: 5
from JENOPTIK Optical Systems, Inc.
High resolution spectral selective temperature measurement in MWIR. With a bandwidth of 2 - 5 microns the new VarioTHERM ® InSb camera covers a wide spectral range ideally suited for spectral selective measurements in R &D, for example on glasses, flames or polymers. An integrated filter... [See More]
- Detector Type: Array
- Accuracy: 2
- Spectral Range: 2 to 5
- Temperature Resolution: 0.0020
from LumaSense Technologies, Inc., An Advanced Energy Company
Automated, continuous thermal imaging system for remote and automated early fault detection in substations and industrial sites. Key Benefits. Automated, continuous thermal monitoring of substation for performance and safety. Early and remote fault detection. Monitor newly installed assets or older... [See More]
- Detector Type: Array
- Accuracy: 2
- Measurement Range: -40 to 500
- Temperature Resolution: 2
from Xenics nv
Xenics' XTM-640 is an extremely compact and versatile thermal camera module with unique image quality and stability for a broad range of OEM applications. These applications include security, night vision, firefighting, airborne and land-based reconnaissance and surveillance. We guarantee you... [See More]
- Detector Type: Array; Thermal Imagers
- Cooling: Uncooled
- Spectral Range: 8 to 14
- Horizontal: 640
from TELOPS, Inc.
The NEW HD-IR Scientific Camera is the REVOLUTION in high resolution IR cameras. It is the first 1280x1024 pixels camera solution for the Infrared imaging expert. It provides either raw or calibrated data in real-time. Calibration coefficients are acquired automatically using built-in etalons. For... [See More]
- Detector Type: Array
- Accuracy: 0.0100
- Spectral Range: 3.6 to 4.9
- Maximum Frame Rate: 75
from OMEGA Engineering, Inc.
The OSXL-101 is a compact infrared thermal imaging sensor utilizing a thermopile array detector. The OSXL-101 sensor measures realtime temperature and a thermal image up to 300 °C (572 °F). Ethernet connectivity allows the sensor to communicate with the PC running the application software or... [See More]
- Detector Type: Array
- Accuracy: 2
- Measurement Range: -20 to 300
- Temperature Resolution: 0.5000
from JENOPTIK Optical Systems, Inc.
Measurement and monitoring of temperature distributions. Infrared Thermographic Camera Modules from Jenoptik are designed for exact and non-contact measurement or automated monitoring of two-dimansional temperature distributions, especially in environments that cannot be accessed by a human... [See More]
- Detector Type: Array; Microbolometer
- Accuracy: 2
- Spectral Range: 7.5
- Maximum Frame Rate: 50 to 60
from LumaSense Technologies, Inc., An Advanced Energy Company
Built for mobile use, BoilerSpection-MB utilizes special mid-wave infrared detectors to see through flames. This unique feature means BoilerSpection-MB can provide the clearest and most stable through-flame images in boilers, furnaces, kilns or incinerators. With BoilerSpection-MB plant operators... [See More]
- Detector Type: Array
- Spectral Range: 3.9
- Measurement Range: 500 to 1600
- Cooling: Vortex Cooler
from TELOPS, Inc.
The Hyper-Cam-MW / Hyper-Cam-MWE sensors are ideal for measuring the spectral signature of warmer than ambient objects such as rockets and missiles over an extended field of view. [See More]
- Detector Type: Array
- Cooling: Closed Cycle
- Spectral Range: 3 to 5
- Portable: Portable
from OMEGA Engineering, Inc.
Compact point-and-shoot OSXL-I Series cameras are the most cost-effective choice for getting your new infrared program off to a strong start or arming everyone on your team with the power of thermal imaging. OSXL-I Series cameras provide high-quality thermal images and temperature data to help find... [See More]
- Detector Type: Array
- Spectral Range: 7.5 to 13
- Measurement Range: -20 to 250
- Cooling: Uncooled
from JENOPTIK Optical Systems, Inc.
Whether visualizing or measuring heat distribution charts, the new uncooled OEM IR camera module IR-TCM 384 outputs stunning infrared images of 384 × 288 pixel resolution with a sharpness and distinctness so far unknown at commercial level. What ’s more, it does so in real-time!. Scope... [See More]
- Detector Type: Array; Microbolometer
- Accuracy: 2
- Spectral Range: 7.5 to 14
- Maximum Frame Rate: 50 to 60
from LumaSense Technologies, Inc., An Advanced Energy Company
The ThermalSpection ™ Critical Vessel Monitoring system is a turn-key solution for monitoring critical vessels, such as gasifier skin temperature. Critical vessels in the chemicals, refining and power industries operate at high temperature and pressure and are at risk of failure as joints and... [See More]
- Detector Type: Array
- Accuracy: 2
- Measurement Range: -40 to 500
- Temperature Resolution: 2
from OMEGA Engineering, Inc.
bull; Superior Thermal Imaging —Up to 76,800 Pixels (320 x 240). • Improved Digital Camera —3.1 Mega Pixel Resolution. • Wi-Fi Connectivity. • Scalable P-i-P and Thermal Fusion. • Instant Report in PDF Format. • Long Battery Life (Lasts Over 4 Hours). • 8.9... [See More]
- Detector Type: Array
- Spectral Range: 7.5 to 13
- Measurement Range: -20 to 650
- Cooling: Uncooled
from JENOPTIK Optical Systems, Inc.
Whether visualizing or measuring heat distribution charts, the new uncooled OEM IR camera module IR-TCM 640 outputs infrared images of 640 × 480 pixel resolution with a sharpness and distinctness so far unknown at commercial level. What ’s more, it does so in real-time!. Scope of... [See More]
- Detector Type: Array; Microbolometer
- Accuracy: 2
- Spectral Range: 7.5 to 14
- Maximum Frame Rate: 50 to 60
from LumaSense Technologies, Inc., An Advanced Energy Company
Designed and developed for continuous temperature measurement inside high temperature furnaces in refining, metals and glass production, the FurnaceSpection imager provides users a critical tool for improving process and reducing waste. FurnaceSpection ™ helps operators monitor and control... [See More]
- Detector Type: Array
- Maximum Frame Rate: 60
- Measurement Range: 600 to 1800
- Cooling: Air Cooled
from OMEGA Engineering, Inc.
The OSXL-T620 (FLIR T620) has the highest thermal imaging resolution in its class. With 307,200 pixels at 640 × 480, OSXL-T620 (FLIR T620) gives professional thermographers the highest thermal resolution and sensitivity for the best-looking images and most accurate temperature measurements. [See More]
- Detector Type: Array
- Spectral Range: 7.8 to 14
- Measurement Range: -20 to 650
- Accuracy: 2
from JENOPTIK Optical Systems, Inc.
VarioCAM ® high resolution thermographic cameras deliver thermal images of high precision suited for demanding applications in industrial R &D and other fields. Excellent thermal and spatial resolution, ease of operation versatile functionality and flexible interfacing options are... [See More]
- Detector Type: Array; Microbolometer
- Accuracy: 2
- Spectral Range: 7.5 to 14
- Maximum Frame Rate: 50 to 60
from LumaSense Technologies, Inc., An Advanced Energy Company
Measurement through flames and hot gases in flame heated furnaces at temperatures between 200...800 °C (MC320F, MC320FE) and 400...1600 °C (MC320FHT, MC320FHTE). Key Features. High performance, cost-effective complete monitoring solution. Advanced maintenance-free electronics and industrial... [See More]
- Detector Type: Array
- Spectral Range: 3 to 5
- Measurement Range: 200 to 1600
- Accuracy: 2
from OMEGA Engineering, Inc.
The OSXL-TIC is ideal for revealing hidden heat-driven processes and problems. Applications include: equipment maintenance, repair and operations (MRO); building energy audits; process/manufacturing plant maintenance; water damage restoration; firefighting; navigation; surveillance. By converting... [See More]
- Detector Type: Array
- Spectral Range: 8 to 14
- Measurement Range: -20 to 1500
- Accuracy: 2
from JENOPTIK Optical Systems, Inc.
The VarioCAM ® high resolution inspect 384 model features and uncooled microbolometer detector and captures highly detailled thermographs with resolutions of up to 384 x 288 Pixel. Included is an color camera working in the VIS spectrum as well as an high resolution (VGA) 3.5 ” swivel... [See More]
- Detector Type: Array; Microbolometer
- Accuracy: 2
- Spectral Range: 7.5 to 14
- Maximum Frame Rate: 50 to 60
from LumaSense Technologies, Inc., An Advanced Energy Company
High Performance Infrared Camera for Demanding Imaging Applications. The camera detects temperatures in ranges between -40 and 1600 °C. Key Features. Designed to operate in harsh environments. High resolution 640 x 480 pixel thermal imager for process control and monitoring. Measures temperature... [See More]
- Detector Type: Array
- Accuracy: 2
- Measurement Range: -40 to 1600
- Temperature Resolution: 2
from JENOPTIK Optical Systems, Inc.
The VarioCAM ® high resolution inspect 768 (RE) model features and uncooled microbolometer detector and captures highly detailled thermographs with resolutions of up to 768 x 576 Pixel. Included is an color camera working in the VIS spectrum as well as an high resolution (VGA) 3.5 ” swivel... [See More]
- Detector Type: Array; Microbolometer
- Accuracy: 2
- Spectral Range: 7.5 to 14
- Maximum Frame Rate: 50 to 60
from LumaSense Technologies, Inc., An Advanced Energy Company
Fixed installation thermal imaging system for high-temperature applications e.g. on metal surfaces. The camera detects temperatures in ranges between 600 and 3000 °C. Moreover, the camera features a 1000 Mbit/s Gigabit Ethernet for data transmission. As an option, the camera can be integrated... [See More]
- Detector Type: Array
- Spectral Range: 0.7500 to 3
- Measurement Range: 600 to 3000
- Accuracy: 0.5000
from JENOPTIK Optical Systems, Inc.
The VarioCAM ® high resolution research 1.2 Mega (RE) model features and uncooled microbolometer detector and captures highly detailled thermographs with resolutions of up to 1280 x 960 Pixel. Included is an color camera working in the VIS spectrum as well as an high resolution (VGA) 3.5 ”... [See More]
- Detector Type: Array; Microbolometer
- Accuracy: 2
- Spectral Range: 7.5 to 14
- Maximum Frame Rate: 50 to 60