Adjustable Focus 10x25 Binoculars Twistable Eye Mask for Comfortable Viewing for Adults Kids

Features:<br>1. Made of high-quality materials and all-optical FMC broadband green film.<br>2. Durable, Waterproof and Shock resistant with Rubber armor,ensure to hold the binoculars firmly in place;The durable rubber texture prevents accidental drops of binoculars in different situations in everyday life and outdoor activities.<br>3. Our binoculars helps you perfectly see objects in low light and gives you an amazing experience, ideal for night concerts or bird watching in the morning or at dusk.<br>4. Provide clear wide view in long distance, see the scenery of 1000m, suitable for hunting, bird watching, adventure, concerts, hiking and other outdoor activities.<br>5. The adjustable right eye mask can be twisted up and down easily for optimal viewing with or without glasses.<br>6. Small and Portable lightweight design for adults or kids, you can hold it with one hand, so you can use and carry it anytime, anywhere.<br>7. Comes with long neckstrap through the dual sided holes,so you can hang it on your neck conveniently to free your hand.<br><br>Specifications:<br>Max.Magnification: 10x<br>Adjust setting:Right eyepiece &amp; Center<br>Objective Lens Diameter: 25mm<br>Eyepiece Diameter: 12mm<br>Field of view: 114m/1000m<br>Field of view angle: 8.5 degrees <br>Exit-pupil distance: 20mm<br>Exit-pupil diameter: 5.8mm<br>Prisma: Bak4<br><br>Using steps:<br>1.Set the right eyepiece to adjust focusing and sight on a distant subject.<br>2.Cover the right front lens with your hand and rotate the focusing wheel in the middle until the image in the left eyepiece appears sharp.Keep both eyes open while you make this adjustment.<br>3.Now cover the left front lens with your hand and rotate the right eyepiece until the image is sharp.<br>4.The binoculars have now been adjusted to your eyes.Note the diopter reading of the right eyepiece for future reference.<br><br>Telescope Maintenance Method:<br>1. After purchasing a telescope, you must pay attention when using it: Its storage place must be dry, since the film is easy to fall off and the prisma may be fogging or mouldy fter long-term becoming damp.<br>2. When using, if it is found that there is some dirt or traces on the lens, DO NOT swab with water!The best way is to use swab at home (cotton swab) or soft lint-less cloth to clean,<br>and dip it in some alcohol or gasoline, wipe gently. Better not to use lens wiping cloth to dry clean, it is easy to scratch the lens surface.<br><br>Package includes:<br>1 x Telescope<br>1 x Neckstrap<br>1 x Lens Cleaning Cloth<br>1 x Carrying Pouch<br>1 x User Manual <br><br>Note:<br>1.This binoculars are light enhancing or glimmering Night Vision,it will not work in full dark environment.<br>2.If your wear glasses roll down the eyecups,this will reduce the distance between the eyepiece and the eyes,providing an improved field of view.