Bushnell Trophy 10X42 Binoculars - Roof Prism - Green

BaK-4 prisms Fully multi-coated lenses for maximum light transmission and optimum brightness Heavy-duty 100percent waterproof/fogproof construction 2-step twist-up eyecups allow quick adjustment for optimum eye relief Large center-focus knob for precise focusing - even when wearing gloves Trim ergonomic shape for easy all-day use Textured non-glare non-slip rubber armor absorbs shock Diopter adjustment for precise and reliable adjustments Roof prisms. Lead-free glass.