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FLIR Scout III 640 Thermal Monocular

FLIR Scout III 640 Thermal Monocular


Regular price $ 3,099.00
Regular price Sale price $ 3,099.00
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FLIR Scout III 640 Thermal Monocular Imager System 640x480 30Hz (431-0019-31-00)


Scout III delivers detailed thermal images with a quick frame-rate, for dependable tracking of moving entities. It allows users to detect bodies, animals, and objects in complete darkness, smog, or even bright light. Its industrial-grade, IP-67-rated design ensures reliable thermal imaging during inclement weather and rough handling, perfect for law enforcement personnel, hunters, and adventurers.

Designed to fit perfectly in your hand, the lightweight FLIR Scout III 640 thermal imager gives you crystal clear, highly detailed thermal images day and night. Perfect for anyone enjoying nature, from sportsmen to backyard enthusiasts, the Scout III 640 is highly intuitive and user-friendly. Get ready to never miss a thing exploring the outdoors with this great entry-level thermal device.

The Scout III 640 Thermal Monocular from FLIR uses thermal imaging to create heat-based images that provide a tactical advantage in the wilderness. Navigate difficult terrain to scout out ideal perches at dawn, dusk, or even total darkness, and locate wandering livestock, lost party members, or downed game. Using Scout, you can penetrate light fog, smoke, or dirt trails, as well as detect warm spots in your home or unexpected nocturnal activity.

The highly anticipated FLIR Scout III 640 is a great value, boasting a competitive performance within its class at a pocket-friendly price. Its compact size easily fits in the palm of your hand and fits into most cargo pockets. Its lightweight housing makes it an easy handheld device that is easy to handle even for extended periods of time. Simple, intuitive controls are laid out on the top of the unit (plus a side focus knob) and are accessible in dimly lit conditions. It also offers a straightforward design, with no complex menus or buttons, just a thermal imager. And with an internal, rechargeable battery that charges with an included USB cable, the Scout III 640 offers a no-frills experience.

The Scout III 640 offers exceptional value. Its 640×480 thermal image sensor enables detection of animals up to 1200 yards away. The clear resolution provides sharp detail in the grayscale and features FLIR's exclusive "Instalert" mode with color-coded motion detection. This monocular requires minimal setup - we found the pictograms on the buttons intuitive and easy to use. Additionally, the ergonomic housing is lightweight and comfortable to handle.


    30-60Hz frame rate captures clear thermal imagery on moving targets and offers comfort for operation out of moving vehicles.
    Scout III starts up in seconds and requires no training to operate.
    The Scout III's rugged, weather-tight (IP67) casing weighs only 12 oz, but handles hard drops and shallow water.


Drop Test Rating

1 m

Operating Temperature

-4 ° F to 122 ° F (-20 ° C to 50 ° C)

Field of view (FOV)

18° × 14° NTSC

Thermal Sensitivity

<50 mK @ f/1.0


Detector Type

640 × 512 VOx Microbolometer

Field of view (FOV)

18° × 14° NTSC

Focal Length

33mm Fixed Focus

Image Processing

FLIR Proprietary Digital Detail Enhancement ™

Thermal Sensitivity

<50 mK @ f/1.0


Drop Test Rating

1 m

Operating Temperature

-4 ° F to 122 ° F (-20 ° C to 50 ° C)


IP-67, Submersible

Storage Temperature

-40 ° F to 140 ° F (-40 ° C to 60 ° C)


Battery Life

> 5 Hours

Battery Type

Internal Li-Ion Cell

Start Up Time

< 1.5 seconds


Video Output

NTSC composite video (Switchable to PAL w/GUI) - 320 Model only


Black Hot & White Hot



Adjusts display Brightness Setting

Built-in Display

640 × 480 LCD Display

Image Polarity

White Hot/Black Hot/InstAlert ™ ; Selectable

On-Screen Symbology



White Hot/Black Hot/InstAlert ™ ; Selectable

Power Button

On / Off

Splash Screen


Task Light

LED Enabled during Power off state

Video Refresh Rate

30 Hz NTSC

Zoom Button

2×, 4× Zoom


Package Includes

Handheld Thermal Camera, USB Power Adapter/Charger, Wrist strap, Custom Video out cable (320 & 640 versions), USB Cable, Quick Start Guide, Molle bag

Size (L x W x H)

6.70" × 2.31" × 2.44"


2 years standard, 3 years with product registration


7.5 - 13.5 µm

Weight [incl lens]

12 oz (340 g)



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