FeaturesField of view: 133 m7x magnificationWaterproof, fog-proof and nitrogen purged for use in difficult weather conditionsFully multi-coated optics result in a bright, crisp imageCentre focus wheel helps bring your subject into sharp focus quicklyEssential for sailing and boating, the PRAKTICA Marine Charter 7 x 50 mm Binoculars will help to maintain a level of safety on the water. Designed to the marine standard of 7x magnification and 50mm objective lens, this affordable binocular provides the power and clarity needed to spot fast moving objects quickly and easily.Built with the enthusiastic mariner in mind, the durable rubber armour and waterproof body allows rough handling in all weather conditions without weighing you down. Whether rain or shine, these fully multi-coated optics deliver high contrast views and natural colour definition which will impress both beginners and professionals. All Charter Binoculars are tripod-adaptable and include a soft case and floating neck strap just in case they fall overboard!