Professional and Compact 10x42 BinocularsDesigned with powerful 10x magnification, 42mm wide lenses and 285ft/1000m large field of view are ideal for bird watching, hunting, hiking, sporting events , etc. Multi-coated lenses and BAK-4 prismThe binoculars are equipped with BAK-4 prism, fully multi-coated lenses, and the objective lenses that use FMC optical multi-coated broadband green film ensure the key elements of HD vision, a brighter view and sharp images. It can be used at night (but not in total darkness) and gives you an amazing visual experience. Easier to Focus and Clearer DetailsThe 18mm large eyepiece binoculars come with a new phone adapter and a tripod. 2.25 times the image size of 12mm eyepiece binoculars (e.g. 10x25, 12x25, 10x21 compact binoculars). Large eyepiece can provide larger image and ensure clearer details than other binoculars. Adjustable eyecupsThe rubber coated eyepiece can be twisted up and down for different people to adjust the distance the more suitable between your eyes and the optical lens. Glasses wearers can adjust the eye relief with the eyecups that pop up and feel more comfortable. Non-slip and Durable and Lifetime WaterproofThe rubber armor with ergonomic design. And the non-slip rubber armor has a secure grip, shockproof, non-slip, lightweight water resistant (the shell is waterproof, but the lens is not waterproof), perfect for outdoor activities such as hiking. climbing, hiking, traveling, observing wildlife and landscapes Number of pieces delivered: 1 set (standard + photo clip + adapter ring + tripod mount)