Bushnell Engage 10×42 Binocularis ideal for hunters with its 10x magnification and 42mm objective lens. features with rugged magnesium chassis that can keep your binocular safe from external impact. With its EXO Barrier lens coating,Bushnell Engage 10×42 Binocularcan repels oil, water, fog and debris to ensure you can use it in every weather conditions. This binoculars also features with PC-3 phase coating on the prisms to bring each image into sync after it has been halved and rejoined after being split by a roof prism optical system. The resolution and contrast for the brightest and clearest images can be ensured with PC-3 phase coating. While ED prime glass and a locking eyepiece diopter ofBushnell Engage 10×42 Binocularensure you get razor sharp images every time.