This spotting scope features 15-45x magnification power and a 60mm objective lens. This waterproof scope includes an attached 1.5-inch extension sunshade that reduces glare and protects the objective lens. Fully multi-coated lenses provides coating on both surfaces of glass. Waterproof construction keeps out rain, snow and humidity, while the nitrogen filling prevents fogging and internal water buildup. This spotting scope weighs 28 ounces and has an overall length of 12 inches.Features:15-45x magnification;60mm objective lens;20-10mm of eye relief;FOV at 100 yards: 148-78.5 ft;Waterproof, nitrogen filled