SAGA Dual ED Lens Binocular

SAGA Dual ED Lens Binocular High Quality Professional Binoculars for Travel Camping Hunting Vision Bird Watching Outdoor Binoculars Double ED Glass Lens 1. Objective, eyepiece veneral dual ED lens 2. The lens and eyepiece lens are SMC, ultra-wideband coating. 3. BAK4 prism with dimension 20, ridge ratios, semi-five prism reflecting surface plated electrolyte membrane, refractive surface plating SMC super wide film 4. The lens is high, the imaging is brighter, with color difference, low dispersion, color reduction ability 5. Magnesium alloy metal structure, internal nitrogen filled, IPX7 waterproof anti-fog, effective prolong service life Product Specifications Magnification: 8x 10x Eyepiece diameter: 24mm 21mm Objective diameter: 42mm Optical coating: SMC super multi-coated Lens Material: ED Prism material: BAK4 Prism coating: dielectric film + phase film Field of View: 141m@1000m 423ft@1000yds, 114m@1000m 342ft@1000yds Exit pupil diameter: 5.3mm Eye relief: 17.5mm View angle: 8°, 6.5° Close Focus: 2.5m Size: 123x51x150mm Weight: 690g