Zeiss Carl Conquest Binoculars (10x30) All-Purpose & Ergonomically Designed For Comfort During Prolonged Use 30Mm Lens Anti-Reflective Lens Coating For Use In A Wide Variety Of Lighting Scenarios Waterproof Limited-Lifetime Transferable Warranty Astonishingly low weight Watertight in compliance with ISO 9022-8 Extremely durable, temperature-resistant housing with non-slip rubber armoring Nitrogen filling to prevent internal fogging Lockable push-pull eyecups