10x50 HD Waterproof Rangefinder Binoculars

10x50 HD Waterproof Rangefinder Binoculars with Compass and Telescope: A high-quality solution in the Binoculars category, ideal for those seeking daily performance and reliability. Product information: Internal rangefinder scale and directional compass with an illumination switch indicate the distance or size of the object being viewed and its orientation. The durable rubber coating is comfortable to hold and robust enough to stand up to any conditions. Nitrogen gas inside the binoculars eliminates fogging and mold on internal lens surfaces even under extremely severe conditions, such as rainstorms and high humidity. High-index BAK4 prism features a bright, sharp image with vivid contrast to offer you every small detail of an object. Large lens design; 26mm lenses are more comfortable for viewing objects without eye fatigue or dizziness, with a combination of wide-angle and HD vision. The binoculars have a large 50mm objective lens, which can provide maximum image brightness even in low light conditions, such as at dusk and dawn. Product Features: Magnification: 10x. Ocular diameter: 23.5mm. Objective lens diameter: 50mm. Exit pupil diameter: 7mm. Field of view: 342 (ft/1000 yds); 114 (m/1000 m). Close focus distance: about 4 meters. Eye relief: 15mm. Prism system: BAK4 Porro prism.