FLIR Scout II 640 product image

FLIR Scout II 640

The SCOUT II 640 is a thermal monocular made by FLIR and is part of the Scout II series.


The Scout II 640 uses a quality 33mm lens to capture thermal radiation. The field of view (FOV) on this thermal monocular reads 18 x 14 degrees. It's equipped with a 4x digital zoom to capture additional details.

Inside the housing of the Scout II 640 you'll find the (uncooled) 640 by 512px thermal imaging sensor with a refresh rate of 9Hz. The NETD (Noise Equivalent Temperature Difference) of this thermal monocular is <50mK and it's operating between the 7.5µm and 13.5µm wavelengths.

The dimensions of this thermal monocular are 170 x 58 x 62mm (length/width/height) and weighs in at 340g. This device is rated IP67. It can withstand dust, shocks, water (splashes) and submersion under water. Operating temperatures range between -20°C and 50°C.

The Scout II 640 is suitable for surveillance missions and hunting.

Lens33 mm
Digital zoom4 x
FOV (h/v)18.0 ° / 14.0 °
Focus rangeFixed focus
Thermal typeUncooled
Sensor resolution (h/v)640 pixels / 512 pixels
Sensitivity50 mK
Spectral range7.5 µm / 13.5 µm
Display resolution (h/v)640 pixels / 480 pixels
Refresh rate9.0 Hz
Image polarityBlack hot / White hot / InstAlert™
Output screen colorFull color
Video formatsNTSC (PAL w/GUI)
Startup time2 seconds
Package contentsHandheld Thermal Camera,USB Power Adapter/ Charger,Wrist strap, Custom Video out cable (320 version), USB Cable, Quick Start Guide, Molle bag
Dimensions (l/w/h)170 mm / 58 mm / 62 mm
Weight340 g
TypeInternal Li-Ion
Number of batteries1
Battery life5 hours
Law enforcement
Search & rescue
Fire fighting
Operating temperature-20.0 °C / 50.0 °C
Storage temperature-40.0 °C / 60.0 °C
Environmental ratingIP67


Scout II series promotional image
Scout II series promotional image
FLIR Scout II  320 range demonstration
FLIR Scout II promotional video


Part of Scout II series