User Manual

3 Specifications
8
3.2. Technical data
Infrared image output
Characteristic Values
Field of vision/min.
focusing distance
Standard lens: 32° x 23°/0.1 m (0.33 ft)
Telephoto lens (testo 875-2i only, optional):
9° x 7° / 0.5 m (1.64 ft)
Thermal sensitivity
(NETD)
<50 mK at 30 °C (86 °F)
Geometric resolution
Standard lens: 3.3 mrad
Telephoto lens: 1 mrad
Refresh rate
33 Hz within EU and countries approved for
export, else 9 Hz
Focus Manual
Detector type FPA 160 x 120 pixels, a.Si
Spectral range 8 - 14 μm
Visual image output
Characteristic Values
Field of vision/min.
focusing distance
33° x 25°/0.4 m (1.31 ft)
Image size 640 x 480 pixels
Refresh rate 8 to 15 Hz
Image presentation
Characteristic Values
Image display 3.5" LCD with 320 x 240 pixels
Display options
Infrared image/real image/infrared and real
image
Video stream 25 Hz
Colour palettes 10 options