The OTS-65 (9Hz) are built around state-of-the-art uncooled thermal imaging technology, integrated DSP based electronics and a compact, lightweight construction.These thermal bi-oculars provide excellent image quality which is unaffected by lights or shadows that can seriously hamper the image quality of image intensifier night vision. Total darkness, camouflage or bright lights will not affect the sensitivity of these units. Superior performance, compact size, ease of use and cost efficiency make the ATN OTS-65 (9Hz) the perfect thermal imaging device.