Watch live sporting events through the 25mm objective diameter and multilayer-coated lenses and enjoy wider, brighter images. Nikon’s Aculon A30 binoculars are so compact and lightweight you can take them anywhere. Their protective rubber coating ensures a firm, comfortable grip. Eco-glass optics also ensure peace of mind: all lenses and prisms are guaranteed free of lead and arsenic. Key benefits: Multi-layered coating on lenses for bright images. Compact and lightweight. Rubber coating for comfortable grip. Longer eye relief with 5-degree field of view (87 at 1000m). Eco-glass optics are free of both lead and arsenic.