1050 Marine Binoculars Designed with 20X power magnification, 50mm large objective lens and 367ft/1000yds large field of view .The binoculars can be used for bird watching, concerts, football matches, huntingHigh-quality Military BinocularsThis HD binoculars watching comes with BAK-4 Prism and FMC film lens, which minimizes the loss of light due to reflection, thereby ensuring brighter and clearer high-contrast images. The low-light feature also ensures a clear view towards dusk but not in complete darkness, Perfect for Hunting or Concerts at night.Durable, Waterproof & Comfortable GripWaterproof binoculars is made of rubber-armored coating and leather, O-ring sealed optics with fog-proof coating prevents moisture, dust, and debris from getting inside the binoculars, ensures it waterproof,shock-resistance, durable and provides a firm grip.Simple to UseArmy binoculars have a wide, smooth focus knob that can easily focus. The rubber eyepiece can be adjusted up and down for more comfortable observation (with and without glasses). The diopter system can adjust the vision imbalance of both eyes and see a more perfect image.