Keep superior nighttime visibility without losing peripheral vision with the Firefield Nightfall 4x50 Night Vision Monocular. Featuring a built-in powerful PULSE IR System infrared illuminator, the Firefield Nightfall Monocular produces a crisp, clear image, perfect for use in hunting, security and general observation situations. The Night Vision monocular is used with one eye only, allowing the other eye to maintain peripheral vision. High resolution intensifiers and multi-coated optics ensures a clear, bright image and detailed resolution. The Firefield Nightfall 4x50 Nigh Vision Monocular's modern ergonomic design features a rubber armored body and lightweight frame, making a perfect addition to any marksman's arsenal. The Firefield Nightfall 4x50 Night Vision Monocular is water resistant and fog resistant, so nothing stands in the way of the target. Protected by a manufactures warranty and the quality that comes with the Firefield name, the Firefield Night Vision Monocular will enhance every heart-pounding moment. Firefield-Victory Justifies Everything.