ATN BLAZE TREK 619 THERMAL MONOCULAR 640X512 50HZATN BLAZE TREK 619 THERMAL MONOCULAR 640X512 50HZ The ATN BlazeTrek 619 is a feature rich thermal monocular equipped with a high performance 640512 VOx sensor (12 m, 50 Hz refresh rate) and exceptional thermal sensitivity (NETD < 25 mK), delivering crisp imagery even in difficult conditions like fog or brush. It provides 1. 2510 magnification through a 19 mm germanium lens, offering a generous field of view of approximately 22. 8 18. 3 for flexible