The Nikon Monarch ATB 8x42 binoculars offer rugged construction for waterproof, fogproof, and shockproof performance and have a 42mm objective for bright views. 8 times magnification brings objects virually 8-times closer than your naked eye can see. The Monarch is designed for outdoor use, whether birding, hiking, camping, biking, or virtually anything outdoors. Fully insulated, the Monarch delivers outstanding performance whether you're in wet or dry conditions, hot or cold. It's completely waterproof and fogproof. This model employs Eco-Glass, an environmentally friendly material made without the use of arsenic or lead. Every lens surface is multicoated with anti-reflective compounds to maximize light transmission for bright, color-correct images.