InfiRay FL35R Finder II Series Thermal Monocular 


The Finder FL35R features a crisp 35mm f/1 objective lens focusing the available thermal radiation. The field of view on this thermal monocular is 7.5 by 5.7 degrees. It features a 4 times digital zoom to enlarge your subject.

Behind the lens of the Finder FL35R you can find the (uncooled, 12 micrometer) 384 x 288 pixels thermal core refreshing the image at 50Hz. The thermal contrast (NETD) of this thermal monocular is <40mK.

The physical dimensions of this thermal monocular read 160 x 90 x 50mm (lwh) weighing in at 400 grams. This device is rated IP67. It handles dust, shocks and water (splashes). It's rated for operating in temperatures between -20°C and 40°C.

The Finder FL35R is built to be used in scanning and surveillance, hunting adventures and police operations.



Laser Ranger Finder 800m

Photo/video Recorder, Built-in 32GB Storage Capacity

Long Detection Range 1818 m

OLED Display

Replaceable Battery Pack



Optical zoom 2x

Digital zoom 4x

Sensor resolution 384 x 288

Pixel pitch 12 µm

Sensitivity 40 mK

Display resolution 1024 x 768 

Refresh rate 50 Hz

Dimensions 160 mm / 90 mm / 50 mm

Weight 400 g

Run Time 6 Hours


DRI Ranges

DRI stands for Detection, Recognition and Identification and is based on the widely used Johnson's criteria.

Detection Detect if an object is present

Recognition See what type of object it is (i.e. person, vehicle, airplane)

Identification For example see if someone is a friend or foe


Detection    Recognition    Identification

Rabbit           525 meters           131 meters             65 meters                            

Person           1847 meters           461 meters          230 meters                             


Brand InfiRay
Shipping Weight 0.5000kg
Shipping Width 0.100m
Shipping Height 0.050m
Shipping Length 0.050m
Shipping Cubic 0.000250000m3
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