Orion 52205 GrandView 16-48x65mm Waterproof Zoom Spotting Scope (Green) Rugged waterproof spotting scope with a zoom range of 16-power to 48-power Perfect for outdoor viewing of birds, wildlife, boats on water, scenic landmarks, and more Waterproof construction lets you see distant objects in virtually any weather Big 65mm objective lens and fully multi-coated optics provide bright, clear views full of contrast Features mount rail for optional Orion EZ Finder Deluxe II Reflex Sight (sold separately) to help aid in aiming Rugged waterproof spotting scope with a zoom range of 16-power to 48-power^ Perfect for outdoor viewing of birds, wildlife, boats on water, scenic landmarks, and more^ Waterproof construction lets you see distant objects in virtually any weather^ Big 65mm objective lens and fully multi-coated optics provide bright, clear views full of contrast^ Features mount rail for optional Orion EZ Finder Deluxe II Reflex Sight (sold separately) to help aid in aiming