ATHLON Talos, Spotting Scope, 20-60X Magnification, 80mm Objective, Green 315001G Athlon designed the Talos family of spotting scopes with good optical quality and ease of use in mind. The Talos spotting scope features their fully multi-coated lenses and K9 prisms with silver coating. They bring great clarity and brightness within the reach of all enthusiasts. The light-weight composite chassis is fog proof, waterproof, and filled with nitrogen gas to prevent internal fogging and promote better thermal stability.