Professional High Definition lens reduces glass flare, distortion and ghosting. It has a Super Wide Angle Lens, a Macro Lens and a fishsye lens which are attached together. Super Wide Angle Lens can expand the viewing field tremendously, allows you to capture the a much large scenery, don't have to be limited in a small viewing field. Macro Lens allows you to capture all the intricacies and details with precision-focus for razor crisp pictures every time. Easy to install. The clip makes it easy to remove and place onto the device, and will not leave any damage to your phone or tablet.