LUD1692 Features: * Binocular * Outstanding low-light performer * Slim, in-line design is ergonomic and easy to grip in all weather conditions * Generous eye relief and twist-up eyecups for comfortable extended viewing, even with eyeglasses * Armor coated, rugged, and waterproof * Exit pupil: 0.17" * Eye relief: 0.63" * Twilight factor: 20.5 * Objective aperture: 1.73" * Actual Magnification: 10x * Linear field of view (ft/1000 yd): 267 * Angular field of view (degrees): 5.1 * Interpupillary distance: 2.29" - 2.83" * Close focus distance: 9.9 ft Color/Finish: * Multi-coated lens system ensures maximum brightness for clarity, contrast, and color fidelity Warranty: * Limited lifetime warranty