Description If you are looking for a professional and affordable mini pocket portable monocular telescope, then your research is over here. Thatand 39 s because our product can meet your need. Adopted of premium material, it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience. Features -Color: Green -Material:Metal and plastic -Size:3.50X2.20X2.20cm or 1.38X0.86X0.86inch -Small, compact size and lightweight, it can be easy to carry wherever you go. -Mainly used for sightseeing, business trip, bird watching, outdoor camping, watching ball game concert and many other aspects. -Easy to use, with built-in finger ring, just put it on your thumb, very practical. -This mini monocular is suitable for long-distance viewing and very portable. -This pocket monocular can be given as a present to your family and friend. Specification -Focusing method: Rotating focus. -Prism information: High-quality composite full achromatic optical lens. -Eyepiece diameter: About 8mm. -Objective lens diameter: About 17.5mm. -Magnification: 2.5X. -Field of view distance: 8m or 600m. -Field of view angle: 6.5 degrees. -Exit pupil diameter: 16mm. -Exit pupil distance: 13.5mm. -Form: 3 pieces of 2-group objective lens.Package list: 1 x Telescope 1 x Storage Box