This spotting scope's durable body is nitrogen-filled and is both water and fogproof. The included 15-45x eyepiece provides a linear field of view of 121.0-63.0' at 1,000 yards, while a tripod mounting shoe accepts a 1/4-20 mounting bolt, and a retractable lens shade keeps the Sun or rain off the objective lens. Features 15-45x zoom eyepiece 60mm objective lens Multicoated optics to prevent internal ghosting and reflections Smooth-focusing, straight view eyepiece is in-line with scope's objective Twist-up eyecup for use with or without eyewear 1/4-20 tripod mount Durable, rugged construction Nitrogen-filled for waterproof and fogproof performance Built-in retractable sunshield Specifications Finish Grey/Black Magnification 15-45x Objective Lens Diameter 60 mm Field of View Angular 2.3 1.2 Linear 121.0 63.0' 1000 yd Minimum Focus Distance 13.8' Exit Pupil Diameter 4.0 1.3 mm Eye Relief 20.0 21.5 mm Mounting Thread 1/4-20 Length 13.5 Weight 30.6 oz SOLD QUANTITY 1