10x25 Binoculars for Adults and Kids Compact HD Folding High Powered with Weak Light Night Vision Clear Bird-Watching Great for Outdoor Sports Games and Concerts Shakeproof

Proper Use and Focus These large eyepiece features a smooth center focal knob and right eye focus knob to ensure precise focal adjustment.  *Step 1: Fold the binoculars until the size is suitable for both sides of the eye.  *Step 2: Close your right eye and rotate the center adjusting knob until the left eye is clear.  *Step 3: Close your left eye, turn the right eyepiece to clear, and then open both eyes.  Product Details Prisms: BAK-4  Magnification: 10xObject  Diameter: 25mm  Exit Pupil Distance: 20mm  Fully Optical Glass Lens  Objective Lens Coating: FMC Broadband  Focus System: Center and Right Eye  View of Field: 114m/1000m(374ft/1000yds)  Product Weight: 0.564 Lb. / 256 G  Package  1 * Binoculars 1 * Binoculars Cleaning Cloth  1 * User Manual  1 * Neck Strap