SilteD Binoculars Durable Professional Powerful Binoculars, Compact Telescope Professional Bird Watching Binoculars,Waterproof Fogproof Telescope for Sightseeing Travelling Hunting Gaming/10 * 42

[Quality Optics]Equipped with Fmc(Fully Multi-Coated) Film Objective Lens, Eyepiece-Optical is Made of Blue Fmc Coating, Reflect the Light to Ensures the Image You View Will Be As Bright and Sharp As Possible,Can Be Used for Both Day and Night (Low-Light-Level Night Vision,Can'T See Anything in Completekness) [Premium Bak4 Prism Multilayer Coated Optics]Fully Multi-Coated Lenses Deliver the Brightness and Color Fidelity You Need,Also Has Magnification, the Ideal Magnification to Capture the Most Clear, Bright and Steady Bird Watching Images [Waterproof, Fog-Proof and Anti-Slip Grip]Prevents Moisture, Dust, and Debris from Getting inside the Binocular Telescope Designed for Daily Use and Most Outdoor Environment. [High Power Roof Prism Binoculars]With High Power Magnification and Wide-Angle Lens Delivers-In-Class Clarity and Brightness; Especially Designed for Outdoor Activities Such As Climbing, Hiking, Driving, Watching Wildlife and Scenery,Watching Large Stage Play, Vocal Concert, a Football Game, Etc. [Easy to Focus]Can Be and Easy to Operate, Ideal for Adults Teens Watching Birds, Football Games or Using Outdoors，With a Textured Central Focusing Wheel, You Can Adjust It Easily When You Stare through the Lens and Then Adjust Right Eye Lens Smoothly Until You Get a Clear Image.