With the ability to adjust the diopter range between -5 and +5, these binoculars provide the perfect viewing experience for everyone, whether you're nearsighted or farsighted. With a field of view of 396ft@1000yds, these binoculars are ideal for outdoor adventurers and sports enthusiasts. Their IPX7 water resistance level ensures that these binoculars can withstand even the toughest weather conditions, making them a reliable companion on any outdoor excursion.