DNT Optics Hydra HS325 384 x288 25mm Multi Function Thermal ScopeDNT Optics HS325 Hydra Series Standalone Thermal Optic, Thermal Clip on, Handheld Thermal Spotter Standalone Scope + Clip On + Handheld, Hydra redefines the standard for the thermal industry. This is one of the most capable and best valued thermal one can imagine. CNC machined from an entire block of aircraft grade aluminum; Hydra is extremely sturdy for all environments. Features and Specifications Specification Details Resolution 384288 Sensor