The XM-842HD from Carson Optical is an 8x42mm Full-Sized HD Binocular combining phase-coated prisms with our new HD optical coating technology to ensure the brightest, sharpest images possible. The XM-842HD Full-Sized HD Binocular is ideal for use as Hunting Binoculars or Birding Binoculars.Rubberized armor coating makes this Full-Sized Binocular rugged and shock proof. The body is nitrogen purged and O-ring sealed making them waterproof and fogproof. Extra long eye relief with twist down eyecups make this Full-Sized Binocular perfect for eyeglass wearers. The XM-842HD are perfect for hunting, birding, outdoor activities or sporting events.