Lepton
NDAA compliant and ITAR free, Lepton® is the highest production volume longwave infrared camera module in the world. Compact and cost-effective, Lepton has enabled thermal innovation adopted by millions of customers. Lepton offers multiple resolutions, four field-of-view (FOV) options, and absolute temperature output on specific models.
Teledyne FLIR continuously enhances the online Lepton integration toolbox to reduce development costs and shorten market time. Application notes, integration videos, quick start guides, and complementary source code for testing on Windows, Linux, Raspberry Pi, and BeagleBone ensure efficient integration. For advanced, large-volume programs, the Technical Services team can support licensing MyFLIR® application software and image enhancing MSX® and Vivid-IR™.
Lepton’s low-power consumption, unmatched image quality, and integration support enable innovative product development in mobile, small electronics, and unattended sensors for smart buildings, fire detection, occupancy tracking, equipment condition monitoring, and more.

ENHANCED THERMAL PERFORMANCE
Greater resolution and sensitivity than common thermopile arrays.
- Radiometric 80x60 and 160x120 or nonradiometric 120x120 usable resolutions
- Thermal sensitivity <50 mK
- Scene dynamic range up to 450 °C depending on model
- Integrated digital thermal image signal processing
AFFORDABLE MICRO THERMAL CAMERA WITH UNBEATABLE SWaP
Size, power, and lens options enable mobile devices, unattended sensors, and small electronics.
- 50°, 57°, 95°, and 160° horizontal FOV lens options
- 10.5 x 12.7 x 7.2 mm excluding 160° lens
- 150 mW typical, 5 mW standby mode, and 650 mW shutter activation (0.5 sec)
- Smart phone-compatible power supplies
PROFESSIONAL GRADE AND BUILT FOR INTEGRATORS
Develop with the industry’s leading thermal camera manufacturer to reduce risk, cost, and time to market.
- World’s largest production capacity and NDAA compliant
- Proven consumer electronic quality assurance metrics
- Technical and marketing knowhow support development and go-to-market strategy
- MyFLIR software and image enhancing MSX and Vivid-IR available for license

Office Interior - Lepton 3.1R vs Lepton 3.5

Cafe Outdoor - Lepton 3.1R vs Lepton 3.5



Brinc Lemur 2 Drone feat. Lepton 3.5

RealWear Navigator 520 feat. Lepton 3.5

Parking Lot - Lepton 3.1R vs Lepton 3.5

Cafe Indoor - Lepton 3.1R vs Lepton 3.5
Model Finder
Results:
Product | Resolution | Frame Rate | Pixel Pitch (μm) | FOV Horizontal | Temperature Measurement | Status | Compare |
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Lepton 1.5, 80x60, 50°, shutterless500-0643-00 |
80 × 60, progressive scan | 8.6 Hz (commercial application exportable) | 17 µm | 50° (nominal) | Discontinued |
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Lepton 1.6, 80x60, 25°, shutterless500-0690-00 |
80 × 60, progressive scan | 8.6 Hz (commercial application exportable) | 17 µm | 25° (nominal) | Discontinued |
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Lepton 2.0, 80x60, 50°, with shutter500-0659-01 |
80 × 60, progressive scan | 8.6 Hz (commercial application exportable) | 17 µm | 50° (nominal) | Discontinued |
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Lepton 2.5, 80x60, 50°, radiometric with shutter500-0763-01 |
80 × 60, progressive scan | 8.6 Hz (commercial application exportable) | 17 µm | 50° (nominal) | Yes | In Production Request Info |
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Lepton 3, 160x120, 56° with shutter500-0276-01 |
160 x 120, progressive scan | 8.8 Hz (commercial application exportable) | 12 µm | 56° (nominal) | Discontinued |
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Lepton 3.1R, 160x120, 95°, radiometric with shutter500-0758-03 |
160 x 120, progressive scan | 8.6 Hz (commercial application exportable) | 12 µm | 95° | Yes | In Production Request Info |
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Lepton 3.5, 160×120, 57° with shutter500-0771-01 |
160 x 120, progressive scan | 8.6 Hz (commercial application exportable) | 12 µm | 57° (nominal) | No | In Production Request Info |
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Lepton UW, 160x120, 160°, Non-radiometric500-1387-00 |
160x120 output with a usable 120-pixel diameter area | 8.6 Hz (commercial application exportable) | 12 µm | 160° | No | In Production Request Info |
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Media gallery
Resources & Support
News articles and white papers written by Teledyne FLIR OEM experts to help you integrate your Teledyne FLIR OEM products.
For technical questions, find answers by visiting our FAQ at: flir.custhelp.com



FAQ
Can a FLIR OEM camera data be streamed to disk over the PCI-1422 card and displayed real time?
Read the Story


FAQ
How does a neutral density filter affect the scene dynamic range of FLIR’s OEM cameras?
Read the Story

Below are assets shared by all models of this product family.
For model-specific assets, select an option in the Model Finder above.
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IDD CAD data LEPTON 2.5, 80x60

IDD CAD data LEPTON 3.1R, 160x120

IDD CAD data LEPTON 3.5, 160x120

Lepton SDK and Documentation

Lepton SDK for Windows

Lepton Windows User App V1.3.2
Assets below are shared by all models in this product family.
The Engineering Datasheet provides detailed information.
- Functional Characteristics
- Technical Specifications
- Performance Data
- Electrical and External Circuitry
- Mechanical Recommendations
The mechanical drawings and 3D files are available in IDD+ and STEP formats.

Lepton Camera Breakout Board v2.0 Datasheet

Lepton Engineering Datasheet Rev 400

Lepton FS1 Datasheet

Lepton Series Datasheet

Lepton 3.1R Dewarping App Note R100

Lepton 80x60 vs Lepton 160x120 App Note

Lepton Breakout Board - Declaration of Compliance Rev 120

Lepton California Proposition 65 Declaration Rev 120

Lepton RoHS Certificate of Compliance Rev 210

Lepton Software IDD Rev 303

Visit the Support Center for help with your Teledyne FLIR OEM products or submit a support ticket, by visiting our Technical Support Center.