Morpilot 8*21 folding high powered binocular is lightweight and pocket size, you can take everywhere.Also equipped with FMC green film lens and BAK7 prism, this compact binoculars will bring a clear, faraway and wonderful view to youMain Features: Lightweight and pocket size(4.1x3.2x2.8inch, 0.1kg) BK7 Prism(Optical glass) Fully coated optics for better brightness Easy to focus, ideal for concerts, theatre, opera, plays, shows, travelling,safari, birding, wildlife, concerts, walking, climbing, travel, as well as other outdoor recreations.Specifications: Model: 8 x 21 Magnification: 8 X Objective diameter: 21mm Eyepiece diameter:13.2mm Angle of field: 7.2C View of field: 3331 ft/1,000Yds&101m/1000m Exit pupil diameter: 5.2mm Eye relief: 12mm Mini focus length: 5m Prism: BK7 Coated: Multi FCM green optical coated Focus system: Centre focus Product size: 4.1x3.2x2.8inch Product weight: lbPackage: 1 * 8 x 21 Binocular 1 * Strap 1 * Cleaning cloth 1 * Box