The New Gen 2 S35 Thermal Riflescope is a rugged accurate solution for night hunting that has 35mm F1.0 lens which offers improved image quality of the previous generation F1.2 lens. With a class leading 400×300 12um sensor can detect at longer ranges while offering a wide field of view. At a high frame rate of 50Hz, Burris Riflescope captures sharp thermal imaging throughout dynamic and rapid motion in distance. Allowing you to better track moving targets. Other improvements include a revised User Interface, improved App Functionality and better recoil rating.