 
        Eterna 50mm Spotting Scope
      Features
    , ED glass (extra-low dispersion fluorite)
    , 18-38X eyepiece w/ twist-up eye cup
    , BaK-4 prism glass
    , Emerald Fire™ full multi-coating
    , Multi-step eye relief system (eyeglass compatible)
    , Waterproof and fogproof
    , Nitrogen filled
    , Alloy frame w/ ergonomic body armor
    , Sight alignment tube
    , Tripod/monopod compatible
    , Extendable sunshade
    , Limited lifetiem warranty
    
   
               
       
       
      