Swarovski EL 10x42 binoculars have all of the quality and clarity you have come to expect when purchasing a Swarovski. They are the perfect binocular for anyone looking for a full sized pair of binoculars with 10x magnification and excellent ergonomics. This new generation of EL binoculars feature enhanced lanyard attachments (compatible with all attachment and carry systems), a locking diopter, and an upgraded design for the objective lens covers - you won&';t be losing these in the woods, that&';s for sure. Swarovski EL binoculars mark a milestone in long-range optics. The premium binoculars from Swarovski feature crystal clear optics with an ergonomic design. The EL wrap-around grip which is enhanced by the new FieldPro package offers comfort that has not been experienced before while enjoying wildlife. With the combination of optics, ergonomics, and functionality, there&';s no reason to choose anything other than EL binoculars from Swarovski. Swarovski bring us closer to the outdoors and the beauty that lies within it. See what you couldn&';t imagine seeing before with Swarovski. a High 90% light transmission a Magnification: 8x, 8.5x, 10x a Eye Relief: 20mm a Submersion Tightness: 13ft water depth a Weight: 21-35 oz a Pupil Distance: 2.2-2.9 in