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FLIR T840 High-Performance Thermal Camera with Viewfinder
The FLIR T840 thermal camera combines 464 × 348 infrared resolution, a viewfinder, and a 180° rotating optical block for inspection work. This listing specifies a 14° lens; confirm the exact lens, model number, and included items because specifications vary by configuration.
$11,635.00
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Description
The FLIR T840 is a handheld thermal camera with a 464 x 348 infrared detector (161,472 pixels), a 4-inch 640 x 480 touchscreen and a built-in viewfinder. FLIR lists measurement accuracy of +/-2 C or +/-2 % of reading and thermal sensitivity under 50 mK at 30 C with the 14 degree lens described for this listing. It suits electrical and condition-monitoring inspectors who need detailed thermal images in the field.
| Specification | Value |
|---|---|
| IR resolution | 464 x 348 (161,472 pixels) |
| Thermal sensitivity (NETD) | Under 30 mK at 30 C (42 degree lens); under 40 mK (24 degree lens); under 50 mK (14 degree lens) |
| Object temperature range | -40 to 120 C, 0 to 650 C and 300 to 2000 C (three ranges) |
| Accuracy | +/-2 C or +/-2 % of reading |
| Frame rate | 30 Hz |
| Lens options | 24, 14, 42, 80 and 6 degree lenses; dual field-of-view versions 24/14 and 42/24 degree |
| Lens in this listing | 14 degree; the supplied lens and part number are confirmed in your quotation |
| Focus | Continuous with laser distance meter, one-shot laser, one-shot contrast or manual |
| Display | 4-inch 640 x 480 touchscreen LCD with auto-rotation, plus viewfinder |
| Visual camera | 5 MP with built-in LED photo/video lamp |
| Interfaces | USB 2.0, Bluetooth and Wi-Fi; DisplayPort over USB Type-C video out |
| Battery and storage | Li-ion battery, about 4 hours at 25 C in typical use; removable SD card |
Source: FLIR T840 product page (flir.com, US and Canada), checked 2026-10-27.
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