The TS425 comes with a quality 25mm f/1.1 lens to capture thermal signatures. The FOV on this thermal scope reads 14.9 x 11.2 degrees. The exit pupil diameter is 48mm.
Inside the housing of the TS425 you'll find the (uncooled, 17µm) 400 by 300px thermal imaging sensor with a refresh rate of 50Hz. The NETD (Noise Equivalent Temperature Difference) of this thermal scope is <50mK and it's operating between the 8µm and 14µm wavelengths.
The dimensions of this thermal scope are 230 x 90 x 75mm (length/width/height) and weighs 660g. This device is rated IP67. It can withstand dust, shocks, water (splashes) and submersion under water. Operating temperatures range between -40°C and 50°C.
The TS425 is suitable for hunting and law enforcement.