Landmark II Binoculars – 10x42mm Roof Prism WaterproofManufacture ID: 300193The Landmark II binoculars provide almost unheard of optical features in a binocular anyone can afford. The designfocuses on ruggedness hunters need and durability with great optics is the result – along with a little size and weight shavings. Boasting BaK4 prisms all lenses fully multicoated twist-up eyecups and fully waterproof fogproof performance the Landmark IIis an outstanding value.-10×42-Field of View @ 1000Yards: 284-Maximum Eye Relief (Inches): .7-Exit Pupil: 4.2-Objective Diameter (mm): 42-Weight: 29 ounces-Length: 6.7 inches-Close Focus (feet): 20Warranty: Burris warrants every product to befree of defects in materials and workmanship for life even if you are not the original owner. They will repair or replace any product if examination reveals adefect.