Choose the Barra Optics 4-12x40mm H20 Compact Rifle Scope with adjustable objective for bright, clear sighting from dusk to dawn. These Riflescopes from Barra Optics have fully multi-coated lenses and are nitrogen filled for impeccable fogproof, waterproof operation. With its compact size, low-profile capped turrets, and pristine finish, the Barra Optics 4-12x40mm H20 Hunting Scope is versatile in tight spaces and won't snag on your gear or your surroundings. Whether you're hunting big game or pesky coyotes, the Barra Optics 4-12x40mm H20 Waterproof Riflescope will get the job done.