ALPEN APEX BINOCULARS 8X42 The Apex binoculars provides stunning images even in low light conditions by combining Bak4 prisms with unique PXA phase coating and HR metallic coatings. These optical choices maximize light transmissions and generate brilliant images with true-to-life color and crisp definition 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 for a comfortable grip. Additional features include twist-up eyecups and generous eye relief that are ideal for glasses wearers. Each binocular includes a deluxe travel case, cleaning pen, a rubber rain guard and wide comfortable neck strap. Weighs 2.3 lbs.