10X50 Binoculars 100% Waterproof Nitrogen Telescope Big Rangefinder Compass Powerful Professional Military HD Marine

Boshile. Brand Name: Boshile. Magnification: 10. Eyepiece diameter: 23MM. Objective Lens Diameter: 50MM. Field of View: 132M\1000M. Type: Binoculars. Water Resistance Level: IPX7. Prism Description: BAK4. Model Number: 10x50. Material: Metal. Lens Coating Description: FMC. Focus Type: Central. Powerful militray 10X50 Binoculars Telescope Telescopio Binoculo Binocular Focusing Waterproof shockproof With Compass. The use of a comprehensive multi-layer coating, high transmittance, imaging sharp, so that the observed brightness, quality and image of the authenticity of the color, etc. is very good. Has a wide field of vision, the pupil diameter, the pupil distance of the excellent performance. In the evening, dawn and other low-light environment and wear gas masks or glasses in the case of a clear and comfortable observation of the target. High purity nitrogen protection, professional waterproof, high sealing performance, the internal can withstand 35Kpa overpressure, can be soaked 1.5m de