Barska WATERPROOF 30-90x90mm Colorado Spotting Scope. Super-powered views!Long-distance targeting Wild life Astronomy. Barska's 30-90x90mm Colorado Spotting Scope brings you closer to the wonders of the world... and beyond! Waterproof and fogproof for clear views, even when the weather is spotty, plus an extendable glare-reducing sunshade idea for astronomy and long-distance observation. Oh, and speaking of long distance... how does 90X zoom sound? Bak-4 porro prism teams with fully-coated, light-swallowing 90mm objective lens for an incredibly clear, colorful and detailed view of objects waaaay out there.