High Performance Binoculars: Designed With 20X Magnification, 50Mm Objective Diameter And 26Mm Lens Diameter, 1000 Yards Large Field Of View, Good For Fast Moving Subjects, Ideal For Bird Watching, Hunting, Driving, Sporting Events. Low Visibility With High Quality OpticsAspherical Lens Design And Multi-Layer Coating Ensure Excellent Light Transmission And Improve Brightness Of Image, Contrast And Quality. It Can Be Used At Night, But Not In Total Darkness. Suitable For Concerts, Operas, Tours And Astronomical Observations. Durable, Strong And Non-Slip HandleDurable Structure With Odorless Rubber Coating For Shock Resistance And Non-Slip Handle, Which Makes It Not Only Durable Wear-Resistant And Moisture-Proof, But Also Perfect For Outdoor Activities Such As Climbing, Hiking, Traveling, Watching Wildlife And Scenery. Easy To Focus Corrective Optical Coatings Are Good For Color Fidelity And Minimize Distortion. Diopter System That Corrects The Imbalance Of Both Eyes. Easy-To-Use Large Center Focus Knob Makes It Easy To Operate And Focus. Quality Service: Binoculars Are Made Of High Quality Materials, Complete Product Accessories Including Binoculars, A Carrying Bag, A Cloth, A User Manual, A Shoulder Strap, A Lanyard.