How can you take clear photos from a farther distance with a mobile phone? This mobile phone telescope helps you to catch sight clearly even 4.97 miles away from you. Full optical glasses ensure sufficient light to achieve bright pictures. And 7.8 field of view offers a large picture to bear more details and more beautiful sights. Furthermore, auto focusing function makes picture super clear. Parameters Focusing: Auto focusing Lens: Full optical glasses Ocular diameter: 18mm Effective distance: approx 4.97 miles Field of view: 7.8 Package size: approx. 17 * 12 * 7 cm/ 6.69 * 4.72 * 2.76 in Package weight: 460g Travel photography helper Stable Focusing:The Telephone Camera Lens supports auto zooming, which allows you to shoot objects far from you clearly. Take Pictures Steadily:Tripod will hold your phone tightly without moving or falling to take clear photos and record stable videos.Support Wide Angle:7.8 field of view enables this mobile phone telescope to catch larger sight to bear more details.