Vortex® Raptor 8.5x32 Binoculars feature fully multicoated lenses that increase light transmission by using multiple anti-reflective coatings on all air-to-glass surfaces. Phase-correction coating enhances resolution and contrast. Midsize, wide-angle porro-prism binoculars deliver superior depth of field, a wide field of view and 3-D color image reproduction, even in low light. Optics are O-ring sealed to keep water, dust and debris out. Nitrogen purged for fogproof performance. Rubber armor protects and provides a sure grip. Twist-up eyecus for comfortable viewing with eyewear. Right-eye diopter and center-focus wheel for image honing crispnes. VIP unconditional lifetime warranty. Includes: tethered lens covers, neck strap and padded carry case.