From nature to NASCAR, UpClose binoculars will handle your most demanding viewing challenges. The economically-priced UpClose Porro Prism Series is comprised of five full-size models, including one zoom model. UpClose porro prisms are robust full-size binoculars that feature a large knurled center focus knob for smooth and accurate focusing and a diopter adjustment on the right eyepiece for fine tuning the focus to your individual eyesight requirements. The Zoom model features a conveniently located finger lever for quick, accurate zoom adjustments. Rubber covering with finger impressions provides comfort and a secure grip. Most important, UpClose binoculars feature high quality BK7 optics to provide you and your family bright, clear, and sharp views during a variety of outdoor activities like sporting events, bird watching, wildlife viewing, hiking, scenic nature walks, and concerts and live performances to name a few. The UpClose is an ideal choice for an affordable high quality binocular that will provide years of enjoyable use.