10-20x Adjustable Magnification 1000m Field of View: By adjusting 10-20x magnification and focus, you can have a clearer, wider and brighter image. The field of view can reach 118m (width) / 1000m (length), which allows you to see further (minimum length 3m). This monocular is easy to hold with one hand and its ergonomic design allows you to focus on your target quickly and accurately.All-Optical Lens BAK4 Prism FMC Green Multi-Coating: This monocular has an all-optical glass lens, which is not easy to scratch and oxidize. The BAK4 prism with high light transmission (up to 99.5%) guarantees a clearer and sharper vision even in a low light environment. FMC Green multi-layer coating effectively reduces diffuse reflection of light and improves brightness, color contrast and color reproduction.All Metal Tripod Rotating Ball Tripod Head: This powerful monocular comes with an all-metal tripod and a rotating ball tripod head. Our tripod is more stable and does not tip over easily, image stabilization is excellent even when used with a phone holder. .The flexible rotating ball joint can be adjusted to the right angle for better observation, and you can fix the angle firmly by tightening the bolt.Thoughtful Eyecup Bolt Design: The twist eyecup is adjustable. If you watch without glasses or use it with your phone, you need to turn the eyecup clockwise to adjust it to the correct height. If you wear glasses, you don't need to adjust it. In addition, two bolts secure the phone mount securely, protecting your phone and its mount from dropping the monocular.Superior Workmanship Applications: Monoculars are suitable as a gift due to their superb appearance and usefulness. IPX7 waterproofing and 100% nitrogen filling guarantee excellent qualities of waterproofing, anti-fog, dust-proof, anti-slip. This monocular telescope is widely used for activities such as bird watching, travel, hunting, sightseeing, camping, ball games, concerts, etc.