Configuration
D420
Thermal Type
cooled
Thermal Engine
17μ 640 x 512
Lens Type
Continuous Zoom
Focal Length
21 - 420mm
Lens F #
f/4.0
Video Type
(NTSC/PAL); 30Hz
Spectral Band
3 - 5μ
NETD
<25° mK
Horizontal Field of View (wide)
25.1°
Horizontal Field of View (narrow)
1.3°
Digital Zoom
1x, 2x, 4x
Focus Control
Motorized, Autofocus on Demand
Control Operation
Polarity, NUC, Image Flip, Manual gain/level, Optical & Digital Zoom, Autofocus on Demand