FLIR T540 Professional Thermal Camera


    The T540 offers the temperature sensitivity needed to detect differences smaller than 0.03°C and the measurement range to quantify heat generation up to 1500°C.


    Set up and start testing quickly with the intuitive graphic user interface and streamlined user features and analysis tools.


    Build client trust through sharply-focused, brilliant images that are also easy for non-experts to interpret.


GTEK T Series Promotion with Dual FOV Lens or Studio Pro

Purchase any FLIR T5xx or T8xx series camera and receive the FLIR FlexView Dual Lens, or the Thermal Studio Pro for a special price. This promotion runs from 1 April to 30 June 2024.

The FLIR T5xx Series thermal cameras include the FLIR T530, FLIR T540, and the FLIR T560. The FLIR T8xx Series thermal cameras include the FLIR T840, FLIR T860, and the FLIR T865.

FLIR T865 Handheld Infrared Camera
FLIR FlexView T Dual Field of View Lens
FLIR thermal studio camera software australia


FLIR T540 Professional Thermal Camera

Troubleshoot hot spots, find hidden faults, and confirm repairs quickly with the ergonomic, high-resolution FLIR T540.

The 464 × 348 (161,472 pixel) FLIR T540 thermal imaging camera is the perfect solution for research and science applications that require flexibility, precision, and ease of use.

This uncooled thermal camera produces crisp, vibrant imagery that can be enhanced through UltraMax® technology for up to 645,888 pixel thermal resolution. Measure components down to 71 µm/pixel spot size with the optional Macro Mode or down to 34 µm/pixel with a 2x macro lens.

Thanks to the award-winning ergonomic design and intuitive, rapid-response interface, the T540 can increase efficiency and help reduce test times. When coupled with Research Studio software, these cameras help researchers perform in-depth analysis and share data quickly.

FLIR T540 Product Options

The FLIR T540 thermal camera includes laser assisted focus, a camera operating range of -20°C to 1500°C, plus a 3 month subscription to FLIR Thermal Studio Pro and FLIR Route Creator software.

The T540 camera options include:

  • FLIR T540-14 – Includes a 14° lens
  • FLIR T540-14-42 – Includes 14° and 42° lenses
  • FLIR T540-14-24-42 – Includes 14°, 24°, and 42° lenses
  • FLIR T540-14-24-DFOV – Includes 14° and 42° lenses with FlexView Dual Field-of-View (DFOV)
  • FLIR T540-24 – Includes a 24° lens
  • FLIR T540-24-42 – Includes 24° and 42° lenses
  • FLIR T540-42 – Includes a 42° lens


FLIR FlexView T300587 Dual Lens for FLIR Exx, T5xx and T8xx Cameras

The FLIR FlexView dual field of view lens is designed for users who don’t want to carry spare lenses in the field. With the push of a button, the FLIR FlexView lens allows you to instantly switch from a 24° wide view for scene context to 14° telephoto to zoom in on thermal hot spots.

The FLIR FlexView T300587 lens works with the FLIR T500 Series, T800 Series, and Exx Series IR cameras including:


FLIR T540 Technical Specifications

IR Resolution464 × 348 pixels
Thermal Sensitivity/NETD<40 mK, 24° @ 30°C (86°F)
Accuracy±2°C (±3.6°F) or ±2% of reading
Digital Camera5 MP, with built-in LED photo/video lamp
Display4", 640 × 480 pixel touchscreen LCD with auto-rotation
Storage MediaRemovable SD card
Camera software updateUsing USB cable or SD card
Color PalettesIron, Gray, Rainbow, Arctic, Lava, Rainbow HC
Detector Type and PitchUncooled microbolometer, 17 µm
Digital Camera5 MP, with built-in LED photo/video lamp
Digital Camera FOV53° × 41°
Digital Zoom1–6× continuous
Field of View24° × 18°
f-number1.3, 24°
Focal Length17 mm (0.67 in.), 24°
FocusContinuous with laser distance meter (LDM), one- shot LDM, one-shot contrast, manual
Frame Rate [Full Window]30 Hz
Image Frequency30 Hz
IR Resolution464 × 348 pixels
Laser AlignmentPosition is automatically displayed on the infrared image
Lens IdentificationAutomatic
Minimum Focus Distance0.15 m (0.49 ft.), 24°, Macro mode 71 µm as option to 24°
Minimum Focus Distance with MSX0.5 m (1.64 ft.), 24°
NETD<40 mK
Non-radiometric IR video streamingH.264 or MPEG-4 over Wi-Fi MJPEG over UVC or Wi-Fi
Picture-in-PictureResizable and movable
Radiometric IR video recordingReal-time radiometric recording (.csq)
Radiometric IR video streamingOver UVC
Resolution464 × 348 pixels (VGA)
Spatial resolution (IFOV)0.90 mrad/pixel, 24°
Spectral Range7.5 - 14 µm
Thermal Sensitivity/NETD<40 mK, 24° @ 30°C (86°F)
UltraMaxQuadruples pixel count; activated in menu and processed in FLIR Tools
Video LampBuilt-in LED light
Visual ImageYes
Visual Video RecordingH.264 to memory card
Visual Video StreamingYes
Accuracy±2°C (±3.6°F) or ±2% of reading
Automatic hot & cold detectionAutomatic maximum/minimum markers within area
Color Alarm (Isotherm)•Above
•Condensation (moisture/humidity/dewpoint)
Difference TemperatureYes
Emissivity CorrectionYes, variable from 0.01 to 1.0 or selected from materials list
Measurement CorrectionsYes
Measurement Function AlarmAudible/visual alarms (above/below) on any selected measurement function
Measurement Presets•No measurements
•Center spot
•Hot spot
•Cold spot
•User preset 1
•User preset 2
Object Temperature Range-20°C to 120°C (-4°F to 248°F) 0°C to 650°C (32°F to 1202°F) 300°C to 1500°C (572°F to 2732°F) There are no optional ranges
Reference TemperatureYes
Display4", 640 × 480 pixel touchscreen LCD with auto-rotation
Display TechnologyIPS
TextPredefined list or touchscreen keyboard
Touch ScreenOptically bonded PCAP
Voice60 sec. recording added to still images or video via built-in mic (has speaker) or via Bluetooth
Battery operating timeApprox. 4 hours at 25°C (77°F) ambient temperature and typical use
Battery TypeLi-ion battery, charged in camera or on separate charger
Battery voltage3.6 V
Battery weight195 g (6.89 oz.)
Charging systemIn camera (AC adapter or 12 V from a vehicle) or two-bay charger
Charging Temperature0°C to 45°C (32°F to 113°F)
External Power OperationAC adapter 90–260 V AC (50/60 Hz) or 12 V from a vehicle (cable with standard plug, optional)
Power ManagementAutomatic shut-down and sleep mode
EMC•ETSI EN 301 489-1 (radio)
•ETSI EN 301 489-17
•EN 61000-6-2 (immunity)
•EN 61000-6-3 (emission)
•FCC 47 CFR Part 15 Class B (emission)
Humidity (Operating and Storage)IEC 60068-2-30/24 hours, 95% relative humidity, 25–40°C (77–104°F)/2 cycles
Operating Temperature Range-15°C to 50°C (5°F to 122°F)
Radio Spectrum•ETSI EN 300 228
•FCC Part 15.249
•RSS-247 Issue 2
SafetyEN/UL/CSA/PSE 60950-1
Storage Temperature Range-40°C to 70°C (-40°F to 158°F)
Tripod MountingUNC 1/4"-20
Compatible with FLIR softwareFLIR Thermal Studio Suite, FLIR Route Creator, FLIR Ignite, FLIR Research Studio, FLIR Atlas SDK
Housing materialPCABS with TPE, magnesium
Laser PointerClass 2, 0.05–40 m (0.16–131 ft.) ±1% of measured distance
PackagingInfrared camera with lens, 2 batteries, battery charger, hard transport case, lanyards, front lens cap, power supplies, printed documentation, SD card (8 GB), cables (USB 2.0 A to USB Type-C, USB Type-C to HDMI, USB Type-C to USB Type-C), License card: FLIR Thermal Studio Pro (3 month subscription) + FLIR Route Creator Plugin for Thermal Studio Pro (3 month subscription)
Packaging Size500 × 190 × 370 mm (19.7 × 7.5 × 14.6 in.)
Size (L x W x H)Lens horizontal: 140 × 201.3 × 167.3 mm (5.5 × 7.9 × 6.6 in.)


Further Information

FLIR T500 Series Thermal Camera Datasheet

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