Nikon 10 - 22 x 50 Action Zoom Binocular Item Number: 92144
Quick central focusing.Sharp multi-coated optics for superb contrast and vivid color.BaK4 high-index prisms.Diopter adjustment for strain-free viewing.Standard-sized armored body for added durability.Specifications:Focusing system: Center FocusMagnification: 10 X to 22 XObjective diameter: 50 mmAngular Field of View: 3.8Angular Field of View Apparent: 38Field of View at 1000 yd: 198 ft at 10 XClose focus distance: 49 ftExit pupil: 5 mm at 10 XRelative brightness: 25 at 10 XEye relief: 8.6 at 10 XSize: 7" x 7"Weight: 2 lb. 1 oz