DNT Optics HYDRA HS635 640×512 Multi-Function Thermal Imaging Optic | 35mmHunters are selling their Pulsars after buying the DNT Optics HYDRA HS635. This 640 core multi function thermal optic works three ways, standalone thermal optic, clip on for your LPVO, and handheld thermal monocular, and delivers image clarity that embarrasses thermals costing twice as much. the HYDRA HS635 is the most versatile thermal hunting system you can buy in 2026. 3 in 1 Thermal That Actually Delivers on All Three Promises Every thermal brand