The Bushnell Sentry 18-36x 50mm Porro Prism spotting scope offers full-size brightness and clarity in a streamlined package. One made to easily travel with you wherever you take it ? from single-day trips to weeklong adventures ? all at a valuable price. The 18?36x 50mm porro-prisms offer versatile magnification ranges for any application, while the multi-coated optics deliver awesome visual command during dawn and dusk. With waterproof, fogproof housing, every model is built for the long haul. The rubberized armor not only protects the body but also helps you grip the scope in nasty weather. Includes tabletop tripod, soft case and premium water-resistant hard case.