10 to 860mm lens can have clear video of human on 4.3km away
this video is recorded from our PTZ camera PE1164-486TH30150-IP Network Dual video Heavy Duty PTZ Camera, which offers 86x optical zoom visible camera and thermal camera of 640*512 with 30-150mm motorized lens, this video clips indicate clear video on human, its distance is 4.3km from ptz to this human.
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