Jisen Cell Phone Camera Lens 8X Optical Zoom HD Telescope Camera Lens Camera Lens Kit for iPhone, Android, Samsung Mobile Phones and Tablets Size:average                                                                                 |                            Colour:Black   SpecificationType: Phone TelescopeMaterial: Optical lens, ABS ActualMagnification: 8X Objective LensDiameter: 25mm Exit Pupil Diameter: 2.5mm Field Angle: 6.2 Line Field: 96m/1000m Size: 3*3*7.cm / 1.2*1.2*2.8Feature：Separately with a specially designed eyecup, providing more ample flexibility.Compatibility --Fit with almost all devices such as iPhone 7,7 Plus,6S,6,6 Plus,6S Plus,5S, 5, 5C, Samsung Galaxy S8,S8p,S7,S7e,S6,S5,Note?5, iPad Mini, iPad Air, Air 2,HTC, Sony, LG smartphones and more.Instructions:1.Connect the lens with the clip.2.Make sure the clip connect center is consistent with phone's camera center.3.Turn on the phone camera, to see whether it shows full screen view, if not, to make sure lens center and camera center are in one line and then you can get clear photos.4.If the camera of the phone cannot take a clear image, you may maually fine-tune the focus by adjusting the focal ring which is located in the portion of the lens. For long distance focus, turn the ring clockwise until the image is sharp and clear. For close focus, turn the ring anti-clockwise until the image is sharp and clear.5.The item can not change your phone physical pixel,magnification is 8X high definition.Besides,the phone itself has a digital zoom function,it can also be used at the same time.Remember to take photos when phone screen is stable.Package include:1 * 8X Telephoto Lens1 * Clip1 * Cleaning Cloth