Armasight Helios 640 2-16x42, 9 Hz Thermal Imaging Bi-OcularArmasight Helios 640 2-16x42, 9Hz Thermal Imaging Bi-Ocular, FLIR Tau 2, 640x512 17 micron 9 Hz Core, 42mm Lens TAT169BN4HELI21
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