The SA62 is the most upgraded version of the classic SA series. It has a ballistic calculator to boost your accuracy and features a 12um NETD25mK50Hz thermal image sensor that delivers higher image resolution and image clarity. With the use of Infrared Image Enhancement Algorithm (IREA) you experience rich image details and exceptional target recognition. 1300 yards detection range allows users to precisely acquire their targets in a much longer range. - SPEC: - Objective Lens 25/35/45mm - Magnification 1.6x/2.2x/2.8x - Resolution(px) 640*480 - Pixel Size(