Aluminum alloy construction Crafted from aluminum alloy, this telescope offers durable, long lasting performance for extended use in various environments. Multi layer anti reflection coating Featuring two groups of four lenses with advanced multi layer coating, it enhances observation brightness while minimizing chromatic aberration for clearer, more vibrant images. Compatible with various eyepieces Equipped with a 2 inch interface and a 25 inch adapter, this telescope easily connects to both 2 inch and 1.25 inch eyepieces for versatile usage. Easy filter connection The internal M48 thread allows you to effortlessly attach a 2 inch filter or other accessories, enhancing your stargazing experience. Use scenarios Backyard or field stargazing The combination of durable construction, broad eyepiece compatibility, and filter options supports comfortable, flexible viewing of planets, star clusters, and bright deep sky objects in a range of observing conditions. Portable observing setups The solid aluminum build and versatile interface make it suitable for quick setups in different locations, whether at home or on short trips. Educational and hobby use The compatibility with common eyepieces and filters provides a practical platform for learning astronomy, testing accessories, and exploring observational techniques.