Alpen Apex Full-Size Binoculars - Alpen Apex binoculars deliver stunning images even in low light conditions by combining superior BaK4 prisms with unique PXA phase coating and HR metallic coatings. These optical choices maximize light transmission and generate brilliant images with true-to-life color and crisp definition even in low light conditions. All Apex binoculars are waterproof for all-weather performance and purged with nitrogen to prevent internal fogging and keep contaminants like dust and dirt out of the barrels. Each model has a sleek roof prism design that works with the durable rubber armoring to provide a comfortable grip. Additional features include twist-up eyecups and generous eye relief that are ideal for those who wear glasses. Each binocular comes with a deluxe travel case, a rubber rain guard and a wide comfortable neck strap. Waterproof Fog-proof BAK4 Optics Lightweight Fully Multi-Coated Cleaning Pen Included